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Sodium persulfate information


Sodium persulfate
Two sodium cations and one peroxodisulphate anion
Ball-and-stick model of the crystal structure
Sodium persulfate as a white powder
Names
Other names
Sodium peroxodisulfate
Sodium peroxodisulphate
Sodium peroxydisulfate
Sodium peroxydisulphate
Identifiers
CAS Number
  • 7775-27-1 checkY
3D model (JSmol)
  • Interactive image
ChEMBL
  • ChEMBL502764 checkY
ChemSpider
  • 56406 checkY
ECHA InfoCard 100.028.993 Edit this at Wikidata
EC Number
  • 231-892-1
PubChem CID
  • 62655
RTECS number
  • SE0525000
UNII
  • J49FYF16JE checkY
UN number 1505
CompTox Dashboard (EPA)
  • DTXSID4029698 Edit this at Wikidata
InChI
  • InChI=1S/2Na.H2O8S2/c;;1-9(2,3)7-8-10(4,5)6/h;;(H,1,2,3)(H,4,5,6)/q2*+1;/p-2 checkY
    Key: CHQMHPLRPQMAMX-UHFFFAOYSA-L checkY
  • InChI=1/2Na.H2O8S2/c;;1-9(2,3)7-8-10(4,5)6/h;;(H,1,2,3)(H,4,5,6)/q2*+1;/p-2
    Key: CHQMHPLRPQMAMX-NUQVWONBAA
SMILES
  • [Na+].[Na+].O=S(=O)([O-])OOS([O-])(=O)=O
Properties
Chemical formula
Na2S2O8
Molar mass 238.10 g/mol
Appearance White powder
Density 2.601 g/cm3[1]
Melting point 180 °C (356 °F; 453 K) decomposes
Solubility in water
55.6 g/100 ml (20 °C)
Hazards
GHS labelling:
Pictograms
GHS03: Oxidizing GHS07: Exclamation mark GHS08: Health hazard
Signal word
Danger
Hazard statements
H272, H302, H315, H317, H319, H334, H335, H371
Precautionary statements
P220, P261, P280, P305+P351+P338, P342+P311
NFPA 704 (fire diamond)
NFPA 704 four-colored diamondHealth 2: Intense or continued but not chronic exposure could cause temporary incapacitation or possible residual injury. E.g. chloroformFlammability 0: Will not burn. E.g. waterInstability 1: Normally stable, but can become unstable at elevated temperatures and pressures. E.g. calciumSpecial hazard OX: Oxidizer. E.g. potassium perchlorate
2
0
1
OX
Flash point Non-flammable
Safety data sheet (SDS) ICSC 1136
Related compounds
Other anions
Sodium dithionite
Sodium sulfite
Sodium sulfate
Other cations
Potassium persulfate
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Infobox references

Sodium persulfate is the inorganic compound with the formula Na2S2O8. It is the sodium salt of peroxydisulfuric acid, H2S2O8, an oxidizing agent. It is a white solid that dissolves in water. It is almost non-hygroscopic and has good shelf-life.

  1. ^ Allan, David R. (2006). "Sodium peroxodisulfate". Acta Crystallographica Section E. 62 (3): i44–i46. doi:10.1107/S1600536806004302.

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Sodium persulfate

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Sodium persulfate is the inorganic compound with the formula Na2S2O8. It is the sodium salt of peroxydisulfuric acid, H2S2O8, an oxidizing agent. It is...

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Persulfate

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H2S2O8 Sodium peroxomonosulfate, Na2SO5 Potassium peroxymonosulfate, KHSO5 Sodium persulfate (sodium peroxydisulfate), Na2S2O8 Ammonium persulfate (ammonium...

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Ammonium persulfate

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Ammonium persulfate (APS) is the inorganic compound with the formula (NH4)2S2O8. It is a colourless (white) salt that is highly soluble in water, much...

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Potassium persulfate

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Potassium persulfate is the inorganic compound with the formula K2S2O8. Also known as potassium peroxydisulfate, it is a white solid that is sparingly...

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Peroxydisulfate

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annually. Important salts include sodium persulfate (Na2S2O8), potassium persulfate (K2S2O8), and ammonium persulfate ((NH4)2S2O8). These salts are colourless...

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Sodium percarbonate

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Sodium percarbonate, or sodium carbonate peroxide is a chemical substance with formula Na 2H 3CO 6. It is an adduct of sodium carbonate ("soda ash" or...

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Sodium sulfate

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Sodium sulfate (also known as sodium sulphate or sulfate of soda) is the inorganic compound with formula Na2SO4 as well as several related hydrates. All...

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In situ chemical oxidation

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is permanganate, which also became an established remedial agent. Sodium persulfate was introduced for ISCO in the late 1990s because of the limitations...

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Bleach

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white Kraft paper. Potassium persulfate (K2 S2O8) and other persulfate salts. It, alongside ammonium and sodium persulfate, is common in hair-lightening...

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Iodine clock reaction

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starch. This clock reaction uses sodium, potassium or ammonium persulfate to oxidize iodide ions to iodine. Sodium thiosulfate is used to reduce iodine...

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Pyrazole

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reacted with hydrazine hydrate in the presence of elemental sulfur or sodium persulfate, or by using a hydrazone in which case an azine is produced as a by-product...

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Peroxydisulfuric acid

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product) Peroxydisulfuric acid is a precursor to several salts including sodium peroxydisulfate, potassium peroxydisulfate, and ammonium peroxydisulfate...

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Anthrax

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peracetic acid, ozone gas, hypochlorous acid, sodium persulfate, and liquid bleach products containing sodium hypochlorite. Nonoxidizing agents shown to...

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ABTS

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this assay, ABTS is converted to its radical cation by addition of sodium persulfate. This radical cation is blue in color and absorbs light at 415, 645...

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Desizing

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desizing is increasingly rare. Oxidative desizing uses potassium or sodium persulfate or sodium bromite as an oxidizing agent. Cold solutions of dilute sulphuric...

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Sodium nonanoyloxybenzenesulfonate

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peroxide releasing chemicals (specifically sodium perborate, sodium percarbonate, sodium perphosphate, sodium persulfate, and urea peroxide) to effect bleaching...

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Astatine

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with an oxidant such as elemental bromine or (in the last case) by sodium persulfate in a solution of perchloric acid. The species previously thought to...

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Tetraacetylethylenediamine

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Active oxygen bleaching agents include sodium perborate, sodium percarbonate, sodium perphosphate, sodium persulfate, and urea peroxide. These compounds...

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Americium

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nitric acid with ammonium persulfate. Other oxidising agents that have been used include silver(I) oxide, ozone and sodium persulfate. Three americium oxides...

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Astatine compounds

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with an oxidant such as elemental bromine or (in the last case) by sodium persulfate in a solution of perchloric acid: the latter species might also be...

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Electrochemical engineering

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Potassium dichromate Potassium permanganate Sodium chlorate Sodium hypochlorite Sodium persulfate Silver nitrate White lead (Basic lead carbonate) The established...

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Cadmium sulfate

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+ H2SO4 → CdSO4 + H2 The anhydrous material can be prepared using sodium persulfate:[citation needed] Cd + Na2S2O8 → CdSO4 + Na2SO4 Cadmium sulfates occur...

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List of inorganic compounds

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Na2CO4 Sodium perrhenate – NaReO4 Sodium persulfate – Na2S2O8 Sodium phosphate; see trisodium phosphate – Na3PO4 Sodium selenate – Na2O4Se Sodium selenide...

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Polymer capacitor

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amounts of iron(III) sulfate. The re-oxidation of iron is given by Sodium persulfate. Advantages of PEDOT are optical transparency in its conducting state...

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List of CAS numbers by chemical compound

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Na2S2O8 sodium persulfate 7775–27–1 Na2Se sodium selenide 1313–85–5 Na2SeO3 sodium selenite 10102–18–8 Na2SeO4 sodium selenate 13410–01–0 Na2SiF6 sodium fluorosilicate...

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Organosulfate

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RCH2OH → RCH2OSO3H Specialized organosulfates can be prepared by the Elbs persulfate oxidation of phenols and the Boyland–Sims oxidation of anilines. A less...

Word Count : 1189

Sulfite

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3 bisulfite ion S2O2− 5 metabisulfite ion H2SO3 sulfurous acid SO2− 5 persulfate ion SO2− 4 sulfate ion SO2− 2 hyposulfite ion S2O2− 3 thiosulfate ion...

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Formula unit

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carbonate (CaCO3) or sodium chloride (NaCl), but it is not always the case. For example, the ionic compounds potassium persulfate (K2S2O8), mercury(I)...

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