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An NMR tube is a thin glass walled tube used to contain samples in nuclear magnetic resonance spectroscopy . Typically NMR tubes come in 5 mm diameters but 10 mm and 3 mm samples are known. It is important that the tubes are uniformly thick and well-balanced to ensure that NMR tube spins at a regular rate (i.e., they d... | https://en.wikipedia.org/wiki/NMR_tube |
Philips NMS 8250 , (NMS is short for "New Media Systems") was a professional MSX2 home computer for the high end market, with a built in floppy disk drive in a " pizza box " configuration, released in 1986. [ 1 ] [ 2 ] [ 3 ] The machine was in fact manufactured by Sanyo and it is basically the MPC-25FS with a different... | https://en.wikipedia.org/wiki/NMS-8250 |
Sodium nitrite is an inorganic compound with the chemical formula Na N O 2 . It is a white to slightly yellowish crystalline powder that is very soluble in water and is hygroscopic . From an industrial perspective, it is the most important nitrite salt. It is a precursor to a variety of organic compounds, such as pharm... | https://en.wikipedia.org/wiki/NNaO2 |
Sodium nitrate is the chemical compound with the formula Na N O 3 . This alkali metal nitrate salt is also known as Chile saltpeter (large deposits of which were historically mined in Chile ) [ 4 ] [ 5 ] to distinguish it from ordinary saltpeter, potassium nitrate . The mineral form is also known as nitratine , nitrati... | https://en.wikipedia.org/wiki/NNaO3 |
The nitrosonium ion is NO + , in which the nitrogen atom is bonded to an oxygen atom with a bond order of 3, and the overall diatomic species bears a positive charge. It can be viewed as nitric oxide with one electron removed. This ion is usually obtained as the following salts: NOClO 4 , NOSO 4 H ( nitrosylsulfuric ac... | https://en.wikipedia.org/wiki/NO+ |
Dinitrogen tetroxide Dinitrogen trioxide Nitric oxide Nitrous oxide
Nitrogen dioxide is a chemical compound with the formula NO 2 . One of several nitrogen oxides , nitrogen dioxide is a reddish-brown gas. It is a paramagnetic , bent molecule with C 2v point group symmetry . Industrially, NO 2 is an intermediate in t... | https://en.wikipedia.org/wiki/NO2 |
Nitronium tetrafluoroborate is an inorganic compound with formula NO 2 BF 4 . It is a salt of nitronium cation and tetrafluoroborate anion. [ 1 ] It is a colorless crystalline solid, which reacts with water to form the corrosive acids HF and HNO 3 . As such, it must be handled under water-free conditions. It is sparsel... | https://en.wikipedia.org/wiki/NO2BF4 |
Nitryl chloride is a volatile inorganic compound with formula ClNO 2 . At standard conditions it is a gas.
Nitryl chloride can be formed in the reaction of dinitrogen pentoxide with chlorides or hydrogen chloride : [ 1 ] [ 2 ]
Nitryl chloride adds to olefins in a radical reaction . [ 3 ] | https://en.wikipedia.org/wiki/NO2Cl |
Nitryl fluoride , NO 2 F, is a colourless gas and strong oxidizing agent, which is used as a fluorinating agent [ 1 ] and has been proposed as an oxidiser in rocket propellants (though never flown).
It is a molecular species, not ionic, consistent with its low boiling point . The structure features planar nitrogen wit... | https://en.wikipedia.org/wiki/NO2F |
Dinitrogen tetroxide , commonly referred to as nitrogen tetroxide ( NTO ), and occasionally (usually among ex-USSR/Russian rocket engineers) as amyl , is the chemical compound N 2 O 4 . It is a useful reagent in chemical synthesis. It forms an equilibrium mixture with nitrogen dioxide . Its molar mass is 92.011 g/mol.
... | https://en.wikipedia.org/wiki/NO2NO2 |
Rubidium nitrate is an inorganic compound with the formula Rb NO 3 . This alkali metal nitrate salt is white and highly soluble in water.
Rubidium nitrate is a white crystalline powder that is highly soluble in water and very slightly soluble in acetone . In a flame test , RbNO 3 gives a mauve/light purple colour.
... | https://en.wikipedia.org/wiki/NO3Rb |
Nitrosonium tetrafluoroborate , also called nitrosyl tetrafluoroborate , is a chemical compound with the chemical formula NOBF 4 . This colourless solid is used in organic synthesis as a nitrosating agent , diazotizing agent and a mild oxidant. [ 1 ]
NOBF 4 is the nitrosonium salt of fluoroboric acid , and is composed... | https://en.wikipedia.org/wiki/NOBF4 |
Nitrosyl chloride is the chemical compound with the formula NOCl. It is a yellow gas that is commonly encountered as a component of aqua regia , a mixture of 3 parts concentrated hydrochloric acid and 1 part of concentrated nitric acid . It is a strong electrophile and oxidizing agent . It is sometimes called Tilden's... | https://en.wikipedia.org/wiki/NOCl |
Nitrosylsulfuric acid is the chemical compound with the formula HSO 4 NO . It is a colourless solid that is used industrially in the production of caprolactam , [ 3 ] and was formerly part of the lead chamber process for producing sulfuric acid . The compound is the mixed anhydride of sulfuric acid and nitrous acid .
... | https://en.wikipedia.org/wiki/NOHSO4 |
NOMFET is a nanoparticle organic memory field-effect transistor . The transistor is designed to mimic the feature of the human synapse known as plasticity , or the variation of the speed and strength of the signal going from neuron to neuron. The device uses gold nano-particles of about 5—20 nm set with pentacene to ... | https://en.wikipedia.org/wiki/NOMFET |
N ucleosome O ccupancy and Me thylome Seq uencing ( NOMe-seq ) is a genomics technique used to simultaneously detect nucleosome positioning and DNA methylation . [ 1 ] This method is an extension of bisulfite sequencing , considered the gold standard for profiling DNA methylation. [ 2 ] NOMe-seq relies on the methyltra... | https://en.wikipedia.org/wiki/NOMe-seq |
In chemistry , a NONOate , also called a diazeniumdiolate , [ 1 ] is a compound having the chemical formula R 1 R 2 N−(NO − )−N=O, where R 1 and R 2 are alkyl groups. These compounds are unusual in having three sequential nitrogen atoms: an amine functional group , a bridging NO − group, and a terminal nitrosyl group. ... | https://en.wikipedia.org/wiki/NONOate |
In computer security , a NOP slide , NOP sled or NOP ramp is a sequence of NOP (no-operation) instructions meant to "slide" the CPU's instruction execution flow to its final, desired destination whenever the program branches to a memory address anywhere on the slide.
The technique sees common usage in software exploit... | https://en.wikipedia.org/wiki/NOP_slide |
In electronics, the NORBIT family of modules is a very early form (since 1960 [ 1 ] [ 2 ] [ 3 ] [ 4 ] [ 5 ] ) of digital logic developed by Philips (and also provided through Valvo [ de ] and Mullard [ 6 ] [ 7 ] ) that uses modules containing discrete components to build logic function blocks in resistor–transistor log... | https://en.wikipedia.org/wiki/NORBIT |
The Nederlandse Omroep Stitchting ( NOS ) stereo technique is a method of capturing stereo sound .
The Nederlandse Omroep Stichting (English: Dutch Broadcast Foundation) found a stereo main microphone system by a number of practical attempts in the 1960s. This system resulted in a quite even distribution of the phanto... | https://en.wikipedia.org/wiki/NOS_stereo_technique |
NOTAR ("no tail rotor") is a helicopter system which avoids the use of a tail rotor . It was developed by McDonnell Douglas Helicopter Systems (through their acquisition of Hughes Helicopters ). The system uses a fan inside the tail boom to build a high volume of low-pressure air, which exits through two slots and crea... | https://en.wikipedia.org/wiki/NOTAR |
388677
n/a
ENSG00000264343
n/a
Q7Z3S9 P0DPK4
n/a
NM_203458 NM_001364006 NM_001395231 NM_001395232
n/a
NP_001350936 NP_001350937 NP_001350935 NP_982283
n/a
Notch homolog 2 N-terminal-like is a family of proteins that in humans consists of 3 proteins (NOTCH2NLA, NOTCH2NLB, and NOTCH2NLC) and is encoded by NOTCH... | https://en.wikipedia.org/wiki/NOTCH2NL |
NOTT-202 is a two-part chemical compound that is capable of selectively absorbing carbon dioxide . [ 1 ] It is a metal–organic framework (MOF) that functions like a sponge , adsorbing selected gases at high pressures. Its creation was announced by scientists in 2012. [ 2 ] The researchers claimed this structure was an ... | https://en.wikipedia.org/wiki/NOTT-202 |
NO CARRIER (capitalized) is a word code transmitted from a modem to its attached device (typically a computer ), indicating the modem is not (or no longer) connected to a remote system. [ 1 ]
NO CARRIER is a response message that is defined in the Hayes command set . Due to the popularity of Hayes modems during the h... | https://en.wikipedia.org/wiki/NO_CARRIER |
NP-40 (also known as Tergitol-type NP-40 and nonyl phenoxypolyethoxylethanol [ 1 ] ) is a commercially available detergent with CAS Registry Number 9016-45-9. NP-40 is an ethoxylated nonylphenol for non-ionic surfactants and can act as emulsifier and demulsifier agent.
NP-40 is often used to break open all membranes ... | https://en.wikipedia.org/wiki/NP-40 |
NPDGamma is an ongoing effort to measure the parity-violating asymmetry in polarized cold neutron capture on parahydrogen .
Polarized neutrons of energies 2 meV – 15 meV are incident on a liquid parahydrogen target. The neutrons are captured, forming deuterium and releasing a gamma ray with an energy of 2.2 MeV (the ... | https://en.wikipedia.org/wiki/NPDGamma_experiment |
NPG Asia Materials is a peer-reviewed open access scientific journal focusing on materials science . It was established in 2009 and is published by the Nature Publishing Group . The founding editor-in-chief was Hideo Takezoe ( Tokyo Institute of Technology ); the current editor-in-chief is Martin Vacha ( Tokyo Institut... | https://en.wikipedia.org/wiki/NPG_Asia_Materials |
Early research and development:
Merging the networks and creating the Internet:
Commercialization, privatization, broader access leads to the modern Internet:
Examples of Internet services:
The NPL network , or NPL Data Communications Network , was a local area computer network operated by the National Physical Lab... | https://en.wikipedia.org/wiki/NPL_network |
NPSOL is a software package that performs numerical optimization. It solves nonlinear constrained problems using the sequential quadratic programming algorithm. It was written in Fortran by Philip Gill of UCSD and Walter Murray, Michael Saunders and Margaret Wright of Stanford University . The name derives from a combi... | https://en.wikipedia.org/wiki/NPSOL |
An NPZ model is the most basic abstract representation, expressed as a mathematical model, of a pelagic ecosystem which examines the interrelationships between quantities of nutrients , phytoplankton and zooplankton as time-varying states which depend only on the relative concentrations of the various states at the giv... | https://en.wikipedia.org/wiki/NPZ_model |
NQIT ( Networked Quantum Information Technologies ) is a quantum computing research hub established in 2014 as part of the UK National Quantum Technologies Programme . NQIT is a consortium of 9 UK universities and 30 partners, which received funding of £38m over a 5-year period. [ 1 ]
By the end of the 5-year program... | https://en.wikipedia.org/wiki/NQIT |
In chemistry , amines ( / ə ˈ m iː n , ˈ æ m iː n / , [ 1 ] [ 2 ] UK also / ˈ eɪ m iː n / [ 3 ] ) are compounds and functional groups that contain a basic nitrogen atom with a lone pair . Formally, amines are derivatives of ammonia ( NH 3 in which the bond angle between the nitrogen and hydrogen is 107°), wherein one o... | https://en.wikipedia.org/wiki/NR3 |
NRANK , or National Rank , is a ranking of the rarity of a species within a nation. [ 1 ] Each nation can assign their own NRANK based on information from conservation data centres, natural heritage programmes, and expert scientists. Other sources of species endangerment levels come from a data bases from the IUCN. [ 2... | https://en.wikipedia.org/wiki/NRANK |
The nRF51 Series SoCs are a family of ultra low-power wireless SoCs from Nordic Semiconductor . The nRF51 series are designed to enable a wide range of wireless embedded systems and consumer electronic products in many different fields of wireless connectivity including wearable devices , computer peripherals, mobile p... | https://en.wikipedia.org/wiki/NRF51_series |
2GPO , 2GPP , 4S14 , 4S15
8204
268903
ENSG00000180530
ENSMUSG00000048490
P48552
Q8CBD1
NM_003489
NM_173440 NM_001358238
NP_003480
NP_775616 NP_001345167
Nuclear receptor-interacting protein 1 (NRIP1) also known as receptor-interacting protein 140 (RIP140) is a protein that in humans is encoded by the NRIP1 g... | https://en.wikipedia.org/wiki/NRIP1 |
NS102 is a kainate receptor antagonist . [ 2 ] [ 3 ]
This biochemistry article is a stub . You can help Wikipedia by expanding it . | https://en.wikipedia.org/wiki/NS102 |
TNet is a secure top-secret-level intranet system in the White House , notably used to record information about telephone and video calls between the President of the United States and other world leaders. [ 1 ] [ 2 ] TNet is connected to Joint Worldwide Intelligence Communications System (JWICS), which is used more wi... | https://en.wikipedia.org/wiki/NSC_Intelligence_Collaboration_Environment |
Thiazyl trifluoride is a chemical compound of nitrogen , sulfur , and fluorine , having the formula NSF 3 . It exists as a stable, colourless gas, and is an important precursor to other sulfur-nitrogen-fluorine compounds. [ 2 ] It has tetrahedral molecular geometry around the sulfur atom, and is regarded to be a prime ... | https://en.wikipedia.org/wiki/NSF3 |
The NTERA-2 (also designated NTERA2/D1, NTERA2 , or NT2 ) cell line is a clonally derived, pluripotent human embryonal carcinoma cell line . [ 1 ]
NTERA-2 cells exhibit biochemical and developmental properties similar to the cells of the early embryo , and can be used to study the early stages of human neurogenesis . ... | https://en.wikipedia.org/wiki/NTERA-2 |
NTT Docomo, Inc. ( 株式会社NTTドコモ , stylized as NTT DoCoMo until 2008) [ A ] , also known as Docomo ( ドコモ , Dokomo ) , is a Japanese mobile phone operator owned by the Nippon Telegraph and Telephone (NTT). The name is officially an abbreviation of the phrase , "do communications over the mobile network", and is also from a... | https://en.wikipedia.org/wiki/NTT_Docomo |
NUN buffer is a solution that makes it possible to purify proteins located in the nucleus of eukaryotic cells . [ 1 ] Although other procedures are available [ 2 ] they result in loss of albumin D-box binding protein (DBP) which is unwanted if nuclear signal pathways are to be investigated. Therefore, a new extraction ... | https://en.wikipedia.org/wiki/NUN_buffer |
NWChem is an ab initio computational chemistry software package which includes quantum chemical and molecular dynamics functionality. [ 1 ] [ 2 ] [ 3 ] [ 4 ] It was designed to run on high-performance parallel supercomputers as well as conventional workstation clusters. It aims to be scalable both in its ability to tr... | https://en.wikipedia.org/wiki/NWChem |
In infrared astronomy , the N band refers to an atmospheric transmission window centred on 10 micrometres (in the mid-infrared ). [ 1 ]
This astronomy -related article is a stub . You can help Wikipedia by expanding it . | https://en.wikipedia.org/wiki/N_band |
Sodium hydroxide , also known as lye and caustic soda , [ 1 ] [ 2 ] is an inorganic compound with the formula NaOH . It is a white solid ionic compound consisting of sodium cations Na + and hydroxide anions OH − .
Sodium hydroxide is a highly corrosive base and alkali that decomposes lipids and proteins at ambient tem... | https://en.wikipedia.org/wiki/Na(OH) |
Sodium chloride / ˌ s oʊ d i ə m ˈ k l ɔːr aɪ d / , [ 8 ] commonly known as edible salt , is an ionic compound with the chemical formula NaCl , representing a 1:1 ratio of sodium and chloride ions. It is transparent or translucent, brittle, hygroscopic , and occurs as the mineral halite . In its edible form, it is comm... | https://en.wikipedia.org/wiki/Na+Cl- |
Sodium chloride / ˌ s oʊ d i ə m ˈ k l ɔːr aɪ d / , [ 8 ] commonly known as edible salt , is an ionic compound with the chemical formula NaCl , representing a 1:1 ratio of sodium and chloride ions. It is transparent or translucent, brittle, hygroscopic , and occurs as the mineral halite . In its edible form, it is comm... | https://en.wikipedia.org/wiki/Na-Cl |
Borax (also referred to as sodium borate , tincal ( / ˈ t ɪ ŋ k əl / ) and tincar ( / ˈ t ɪ ŋ k ər / ) ) is a salt ( ionic compound), a hydrated or anhydrous borate of sodium , with the chemical formula Na 2 H 20 B 4 O 7 . [ 1 ] [ a ]
It is a colorless crystalline solid that dissolves in water to make a basic solution... | https://en.wikipedia.org/wiki/Na2B4O5(OH)4·8H2O |
Sodium oxalate , or disodium oxalate , is a chemical compound with the chemical formula Na 2 C 2 O 4 . It is the sodium salt of oxalic acid . It contains sodium cations Na + and oxalate anions C 2 O 2− 4 . It is a white, crystalline, odorless solid, that decomposes above 290 °C . [ 2 ]
Sodium oxalate can act as a redu... | https://en.wikipedia.org/wiki/Na2C2O4 |
Sodium carbonate (also known as washing soda , soda ash , sal soda , and soda crystals ) is the inorganic compound with the formula Na 2 CO 3 and its various hydrates . All forms are white, odourless, water-soluble salts that yield alkaline solutions in water. Historically, it was extracted from the ashes of plants gro... | https://en.wikipedia.org/wiki/Na2CO2 |
Sodium carbonate (also known as washing soda , soda ash , sal soda , and soda crystals ) is the inorganic compound with the formula Na 2 CO 3 and its various hydrates . All forms are white, odourless, water-soluble salts that yield alkaline solutions in water. Historically, it was extracted from the ashes of plants gro... | https://en.wikipedia.org/wiki/Na2CO3 |
Sodium dichromate is the inorganic compound with the formula Na 2 Cr 2 O 7 . However, the salt is usually handled as its dihydrate Na 2 Cr 2 O 7 ·2 H 2 O . Virtually all chromium ore is processed via conversion to sodium dichromate and virtually all compounds and materials based on chromium are prepared from this salt.... | https://en.wikipedia.org/wiki/Na2Cr2O7 |
Sodium chromate is the inorganic compound with the formula Na 2 CrO 4 . It exists as a yellow hygroscopic solid, which can form tetra-, hexa-, and deca hydrates . It is an intermediate in the extraction of chromium from its ores.
It is obtained on a vast scale by roasting chromium ores in air in the presence of sodiu... | https://en.wikipedia.org/wiki/Na2CrO4 |
Sodium monofluorophosphate , commonly abbreviated SMFP , is an inorganic compound with the chemical formula Na 2 PO 3 F. Typical for a salt , SMFP is odourless, colourless, and water-soluble. This salt is an ingredient in some toothpastes . [ 2 ]
SMFP is best known as an ingredient in some toothpastes . [ 3 ] It funct... | https://en.wikipedia.org/wiki/Na2FPO3 |
Sodium germanate is an inorganic compound with the chemical formula Na 2 GeO 3 . It exists as a colorless solid. Sodium germanate is primarily used for the synthesis of other germanium compounds.
Sodium germanate can be prepared by the fusion of germanium oxide with sodium hydroxide at high temperatures:
An intermedi... | https://en.wikipedia.org/wiki/Na2GeO3 |
Disodium hydrogen arsenate is the inorganic compound with the formula Na 2 HAsO 4 . 7H 2 O. The compound consists of a salt and seven molecules of water of crystallization although for simplicity the formula usually omits the water component. The other sodium arsenates are NaH 2 AsO 4 and Na 3 AsO 4 , the latter bein... | https://en.wikipedia.org/wiki/Na2HAsO4 |
Disodium phosphate ( DSP ), or disodium hydrogen phosphate , or sodium phosphate dibasic , is an inorganic compound with the chemical formula Na 2 H P O 4 . It is one of several sodium phosphates . The salt is known in anhydrous form as well as hydrates Na 2 HPO 4 · n H 2 O , where n is 2, 7, 8, and 12. All are water-s... | https://en.wikipedia.org/wiki/Na2HPO4 |
Disodium helide [ 2 ] (Na 2 He) is a compound of helium and sodium that is stable at high pressures above 113 gigapascals (1,130,000 bar). It was first predicted [ 3 ] using the USPEX crystal structure prediction algorithm and then synthesised in 2016. [ 4 ]
Na 2 He was predicted to be thermodynamically stable over 16... | https://en.wikipedia.org/wiki/Na2He |
Sodium manganate is the inorganic compound with the formula Na 2 Mn O 4 . This deep green solid is a rarely encountered analogue of the related salt K 2 MnO 4 . Sodium manganate is rare because it cannot be readily prepared from the oxidation of manganese dioxide and sodium hydroxide. Instead this oxidation reaction... | https://en.wikipedia.org/wiki/Na2MnO4 |
Sodium molybdate , Na 2 MoO 4 , is useful as a source of molybdenum . [ 2 ] This white, crystalline salt is often encountered as the dihydrate, Na 2 MoO 4 ·2H 2 O.
Dissolution of MoO 3 in sodium hydroxide at 50–70 °C followed by crystallizing the filtered product. [ 3 ] If crystallized below 10 °C, the decahydrate for... | https://en.wikipedia.org/wiki/Na2MoO4 |
Sodium oxide is a chemical compound with the formula Na 2 O . It is used in ceramics and glasses . It is a white solid but the compound is rarely encountered. Instead "sodium oxide" is used to describe components of various materials such as glasses and fertilizers which contain oxides that include sodium and other ele... | https://en.wikipedia.org/wiki/Na2O |
Sodium peroxide is an inorganic compound with the formula Na 2 O 2 . This yellowish solid is the product of sodium ignited in excess oxygen. [ 3 ] It is a strong base. This metal peroxide exists in several hydrates and peroxyhydrates including Na 2 O 2 ·2H 2 O 2 ·4H 2 O, Na 2 O 2 ·2H 2 O, Na 2 O 2 ·2H 2 O 2 , and Na 2... | https://en.wikipedia.org/wiki/Na2O2 |
Sodium sulfite ( sodium sulphite ) is the inorganic compound with the chemical formula Na 2 SO 3 . A white, water-soluble solid, it is used commercially as an antioxidant and preservative. It is also suitable for the softening of lignin in the pulping and refining processes of wood and lignocellulosic materials . [ 1 ]... | https://en.wikipedia.org/wiki/Na2O3S |
Sodium sulfate (also known as sodium sulphate or sulfate of soda ) is the inorganic compound with formula Na 2 SO 4 as well as several related hydrates . All forms are white solids that are highly soluble in water. With an annual production of 6 million tonnes , the decahydrate is a major commodity chemical product. It... | https://en.wikipedia.org/wiki/Na2O4S |
Sodium monofluorophosphate , commonly abbreviated SMFP , is an inorganic compound with the chemical formula Na 2 PO 3 F. Typical for a salt , SMFP is odourless, colourless, and water-soluble. This salt is an ingredient in some toothpastes . [ 2 ]
SMFP is best known as an ingredient in some toothpastes . [ 3 ] It funct... | https://en.wikipedia.org/wiki/Na2PFO3 |
Sodium sulfide is a chemical compound with the formula Na 2 S , or more commonly its hydrate Na 2 S·9 H 2 O . Both the anhydrous and the hydrated salts in pure crystalline form are colorless solids, although technical grades of sodium sulfide are generally yellow to brick red owing to the presence of polysulfides and c... | https://en.wikipedia.org/wiki/Na2S |
Sodium thiosulfate ( sodium thiosulphate ) is an inorganic compound with the formula Na 2 S 2 O 3 ·(H 2 O) x . Typically it is available as the white or colorless pentahydrate (x = 5), which is a white solid that dissolves well in water. The compound is a reducing agent and a ligand , and these properties underpin its ... | https://en.wikipedia.org/wiki/Na2S2O3 |
Sodium dithionite (also known as sodium hydrosulfite ) is a white crystalline powder with a sulfurous odor. Although it is stable in dry air, it decomposes in hot water and in acid solutions .
The structure has been examined by Raman spectroscopy and X-ray crystallography . The dithionite dianion has C 2 symmetry , wi... | https://en.wikipedia.org/wiki/Na2S2O4 |
Sodium metabisulfite or sodium pyrosulfite (IUPAC spelling; Br. E. sodium metabisulphite or sodium pyrosulphite ) is an inorganic compound of chemical formula Na 2 S 2 O 5 . The substance is sometimes referred to as disodium metabisulfite. It is used as a disinfectant , antioxidant , and preservative agent. [ 2 ] Whe... | https://en.wikipedia.org/wiki/Na2S2O5 |
Sodium pyrosulfate is an inorganic compound with the chemical formula of Na 2 S 2 O 7 . [ 1 ] It is a colorless salt. [ 3 ] It hydrolyses in water to form sodium bisulfate with a chemical formula of NaHSO4 which has a pH of around 1.
Sodium pyrosulfate is obtained by heating sodium bisulfate to 280 °C (536 °F) [ 4 ] [... | https://en.wikipedia.org/wiki/Na2S2O7 |
Sodium persulfate is the inorganic compound with the formula Na 2 S 2 O 8 . It is the sodium salt of peroxydisulfuric acid , H 2 S 2 O 8 , an oxidizing agent . It is a white solid that dissolves in water. It is almost non- hygroscopic and has good shelf-life.
The salt is prepared by the electrolytic oxidation of sod... | https://en.wikipedia.org/wiki/Na2S2O8 |
Sodium sulfite ( sodium sulphite ) is the inorganic compound with the chemical formula Na 2 SO 3 . A white, water-soluble solid, it is used commercially as an antioxidant and preservative. It is also suitable for the softening of lignin in the pulping and refining processes of wood and lignocellulosic materials . [ 1 ]... | https://en.wikipedia.org/wiki/Na2SO3 |
Sodium sulfate (also known as sodium sulphate or sulfate of soda ) is the inorganic compound with formula Na 2 SO 4 as well as several related hydrates . All forms are white solids that are highly soluble in water. With an annual production of 6 million tonnes , the decahydrate is a major commodity chemical product. It... | https://en.wikipedia.org/wiki/Na2SO4 |
Sodium selenide is an inorganic compound of sodium and selenium with the chemical formula Na 2 Se.
This colourless solid is prepared by the reaction of selenium with a solution of sodium in liquid ammonia at −40 °C. [ 3 ] Alternatively, sodium selenide can be prepared by the reaction of gaseous hydrogen selenide with ... | https://en.wikipedia.org/wiki/Na2Se |
Sodium selenate is the inorganic compound with the formula Na 2 SeO 4 . It exists as the anhydrous salt, the heptahydrate, and the decahydrate. [ 1 ] These are white, water-soluble solids. The decahydrate is a common ingredient in multivitamins and livestock feed as a source of selenium. The anhydrous salt is used i... | https://en.wikipedia.org/wiki/Na2SeO4 |
Sodium metasilicate is the chemical substance with formula Na 2 SiO 3 , which is the main component of commercial sodium silicate solutions. It is an ionic compound consisting of sodium cations Na + and the polymeric metasilicate anions [– SiO 2− 3 –] n . It is a colorless crystalline hygroscopic and deliquescent sol... | https://en.wikipedia.org/wiki/Na2SiO3 |
Sodium telluride is the chemical compound with the formula Na 2 Te. This salt is the conjugate base of the thermally unstable acid hydrogen telluride , but it is usually prepared by reduction of tellurium with sodium . Na 2 Te is a challenging material to handle because it is very sensitive to air . Air oxidizes it ... | https://en.wikipedia.org/wiki/Na2Te |
Sodium tellurite is an inorganic tellurium compound with formula Na 2 TeO 3 . It is a water-soluble white solid and a weak reducing agent . Sodium tellurite is an intermediate in the extraction of the element, tellurium; it is a product obtained from anode slimes and is a precursor to tellurium.
The main source of tel... | https://en.wikipedia.org/wiki/Na2TeO3 |
Sodium tungstate is the inorganic compound with the formula Na 2 WO 4 . This white, water-soluble solid is the sodium salt of tungstic acid . It is useful as a source of tungsten for chemical synthesis. It is an intermediate in the conversion of tungsten ores to the metal. [ 1 ]
Sodium tungstate is obtained by digest... | https://en.wikipedia.org/wiki/Na2WO4 |
Sodium carbonate (also known as washing soda , soda ash , sal soda , and soda crystals ) is the inorganic compound with the formula Na 2 CO 3 and its various hydrates . All forms are white, odourless, water-soluble salts that yield alkaline solutions in water. Historically, it was extracted from the ashes of plants gro... | https://en.wikipedia.org/wiki/Na2co3 |
Sodium sulfate (also known as sodium sulphate or sulfate of soda ) is the inorganic compound with formula Na 2 SO 4 as well as several related hydrates . All forms are white solids that are highly soluble in water. With an annual production of 6 million tonnes , the decahydrate is a major commodity chemical product. It... | https://en.wikipedia.org/wiki/Na2so4 |
Trisodium citrate is a chemical compound with the molecular formula Na 3 C 6 H 5 O 7 . It is sometimes referred to simply as " sodium citrate ", though sodium citrate can refer to any of the three sodium salts of citric acid . It possesses a saline , mildly tart taste, and is a mild base .
Sodium citrate is chiefly us... | https://en.wikipedia.org/wiki/Na3C6H5O7 |
Sodium nitride is the inorganic compound with the chemical formula Na 3 N. In contrast to lithium nitride and some other nitrides , sodium nitride is an extremely unstable alkali metal nitride . It can be generated by combining atomic beams of sodium and nitrogen deposited onto a low-temperature sapphire substrate. [ ... | https://en.wikipedia.org/wiki/Na3N |
Orthonitrate is a tetrahedral anion of nitrogen with the formula NO 3− 4 . It was first identified in 1977 [ 1 ] and is currently known in only two compounds, sodium orthonitrate (Na 3 NO 4 ) and potassium orthonitrate (K 3 NO 4 ). The corresponding oxoacid, orthonitric acid (H 3 NO 4 ), is hypothetical and has never ... | https://en.wikipedia.org/wiki/Na3NO4 |
A sodium phosphate is a generic variety of salts of sodium ( Na + ) and phosphate ( PO 3− 4 ). Phosphate also forms families or condensed anions including di-, tri-, tetra-, and polyphosphates . Most of these salts are known in both anhydrous (water-free) and hydrated forms. The hydrates are more common than the anhydr... | https://en.wikipedia.org/wiki/Na3O4P |
Trisodium phosphate (TSP) is an inorganic compound with the chemical formula Na 3 P O 4 . It is a white, granular or crystalline solid, highly soluble in water, producing an alkaline solution. TSP is used as a cleaning agent , builder , lubricant , food additive , stain remover , and degreaser . [ 7 ]
As an item of co... | https://en.wikipedia.org/wiki/Na3PO4 |
Tetrasodium pyrophosphate , also called sodium pyrophosphate , tetrasodium phosphate or TSPP , is an inorganic compound with the formula Na 4 P 2 O 7 . As a salt, it is a white, water-soluble solid. It is composed of pyrophosphate anion and sodium ions . Toxicity is approximately twice that of table salt when ingested ... | https://en.wikipedia.org/wiki/Na4P2O7 |
Sodium orthosilicate is the chemical compound with the molecular formula Na 4 SiO 4 . It is one of the sodium silicates , specifically an orthosilicate , formally a salt of the unstable orthosilicic acid H 4 SiO 4 . [ 2 ] [ 3 ] [ 4 ]
Sodium orthosilicate has been considered as an interfacial tension reducing additive... | https://en.wikipedia.org/wiki/Na4SiO4 |
Glassy sodium Graham's salt Hexasodium metaphosphate
Sodium hexametaphosphate ( SHMP ) is a salt of composition Na 6 [(PO 3 ) 6 ] . [ 3 ] Sodium hexametaphosphate of commerce is typically a mixture of metaphosphates (empirical formula: NaPO 3 ), of which the hexamer is one, and is usually the compound referred to by ... | https://en.wikipedia.org/wiki/Na6(PO3)6 |
Glassy sodium Graham's salt Hexasodium metaphosphate
Sodium hexametaphosphate ( SHMP ) is a salt of composition Na 6 [(PO 3 ) 6 ] . [ 3 ] Sodium hexametaphosphate of commerce is typically a mixture of metaphosphates (empirical formula: NaPO 3 ), of which the hexamer is one, and is usually the compound referred to by ... | https://en.wikipedia.org/wiki/Na6P6O18 |
Sodium aluminium hydride or sodium alanate is an inorganic compound with the chemical formula NaAlH 4 . It is a white pyrophoric solid that dissolves in tetrahydrofuran (THF) , but not in diethyl ether or hydrocarbons. It has been evaluated as an agent for the reversible storage of hydrogen and it is used as a reagen... | https://en.wikipedia.org/wiki/NaAlH4 |
Sodium aluminate is an inorganic chemical that is used as an effective source of aluminium hydroxide for many industrial and technical applications. Pure sodium aluminate ( anhydrous ) is a white crystalline solid having a formula variously given as NaAlO 2 , NaAl(OH) 4 ( hydrated ), [ 3 ] Na 2 O·Al 2 O 3 , or Na 2 Al ... | https://en.wikipedia.org/wiki/NaAlO2 |
Sodium tetrafluoroborate is an inorganic compound with formula NaBF 4 . It is a salt that forms colorless or white rhombic crystals and is soluble in water (108 g/100 mL) but less soluble in organic solvents. [ 1 ]
Sodium tetrafluoroborate is used in some fluxes used for brazing and to produce boron trifluoride . [ 2 ... | https://en.wikipedia.org/wiki/NaBF4 |
Sodium cyanoborohydride is a chemical compound with the formula Na [ B H 3 ( C N )] . It is a colourless salt used in organic synthesis for chemical reduction including that of imines and carbonyls . Sodium cyanoborohydride is a milder reductant than other conventional reducing agents . [ 2 ]
Sodium cyanoborohydride i... | https://en.wikipedia.org/wiki/NaBH3CN |
Sodium borohydride , also known as sodium tetrahydridoborate and sodium tetrahydroborate , [ 5 ] is an inorganic compound with the formula Na B H 4 (sometimes written as Na[BH 4 ] ). It is a white crystalline solid, usually encountered as an aqueous basic solution . Sodium borohydride is a reducing agent that finds app... | https://en.wikipedia.org/wiki/NaBH4 |
Sodium perborate are chemical compounds with chemical formula [Na + ] 2 [B 2 O 4 (OH) 4 ] 2− (H 2 O) x . Commonly encountered salts are the anhydrous form (x = 0) and as a hexahydrate (x = 6). These two species are sometimes called, respectively, "monohydrate" or PBS-1 and "tetrahydrate" or PBS-4 , after the historic ... | https://en.wikipedia.org/wiki/NaBO3 |
Sodium bismuthate is an inorganic compound , and a strong oxidiser with chemical formula NaBiO 3 . [ 3 ] It is somewhat hygroscopic , [ 2 ] but not soluble in cold water , which can be convenient since the reagent can be easily removed after the reaction. It is one of the few water insoluble sodium salts. Commercial sa... | https://en.wikipedia.org/wiki/NaBiO3 |
Sodium bromide is an inorganic compound with the formula Na Br . It is a high-melting white, crystalline solid that resembles sodium chloride . It is a widely used source of the bromide ion and has many applications. [ 7 ]
NaBr crystallizes in the same cubic motif as NaCl , NaF and NaI . The anhydrous salt crystallize... | https://en.wikipedia.org/wiki/NaBr |
Sodium hypobromite is an inorganic compound with the chemical formula Na O Br . It is a sodium salt of hypobromous acid . It consists of sodium cations Na + and hypobromite anions − OBr . It is usually obtained as the pentahydrate , so the compound that is usually called sodium hypobromite actually has the formula NaBr... | https://en.wikipedia.org/wiki/NaBrO |
Sodium bromite is a sodium salt of bromous acid . Its trihydrate , NaBrO 2 ·3H 2 O, has been isolated in crystal form. It is used by the textile refining industry as a desizing agent for oxidative starch removal. [ 1 ]
It is also used as an oxidizing agent for converting alcohols to aldehydes , such as the conversion ... | https://en.wikipedia.org/wiki/NaBrO2 |
Sodium bromate , the inorganic compound with the chemical formula of NaBrO 3 , is the sodium salt of bromic acid . It is a strong oxidant .
Sodium bromate is mainly used in continuous or batch dyeing processes involving sulfur or vat dyes and as a hair-permagent , chemical agent, or gold solvent in gold mines when use... | https://en.wikipedia.org/wiki/NaBrO3 |
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