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ChemicalBook >> CAS DataBase List >> Potassium pyrosulfate

Potassium pyrosulfate

Potassium pyrosulfate price.
  • $30 - $4371.97
  • Product name: Potassium pyrosulfate
  • CAS: 7790-62-7
  • MF: K2O7S2
  • MW: 254.32
  • EINECS:232-216-8
  • MDL Number:MFCD00011385
  • Synonyms:POTASSIUM PYROSULFATE;Disulfuricacid,dipotassiumsalt ;DIPOTASSIUM DISULFATE;DI-POTASSIUM DISULPHATE;POTASSIUM DISULFATE R. G.;PotassiumPyrosulfateK2S2O7;PotassiumPyrosulphateGr;Potassiumhydrogensulfate,ACS
28 prices
Selected condition:
Brand
  • aablocks
  • American Custom Chemicals Corporation
  • GFS CHEMICALS
  • Medical Isotopes, Inc.
  • Sigma-Aldrich
  • Thermo Scientific Chemicals
  • TRC
  • Usbiological
Package
  • 1051071000
  • 5g
  • 10g
  • 25G
  • 50g
  • 100g
  • 500g
  • 1kg
  • 2.5kg
  • 5kg
  • 500 g
  • 1051075000
  • 2.5 kg
  • Manufactureraablocks
  • Product numberAA003TUH
  • Product descriptionPotassium pyrosulfate ≥99.99%metalsbasis
  • Packaging100g
  • Price$30
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA003TUH
  • Product descriptionPotassium pyrosulfate ≥98%
  • Packaging500g
  • Price$34
  • Updated2026-05-28
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberING0008348
  • Product descriptionPOTASSIUM DISULFATE 99.00%
  • Packaging25G
  • Price$1129.8
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberING0008348
  • Product descriptionPOTASSIUM DISULFATE 99.00%
  • Packaging500G
  • Price$4371.97
  • Updated2021-12-16
  • Buy
  • ManufacturerGFS CHEMICALS
  • Product number88273
  • Product descriptionPOTASSIUMHYDROGENSULFAT
  • Packaging2.5kg
  • Price$1059.58
  • Updated2021-12-16
  • Buy
  • ManufacturerGFS CHEMICALS
  • Product number88271
  • Product descriptionPOTASSIUMHYDROGENSULFAT
  • Packaging100g
  • Price$94.38
  • Updated2021-12-16
  • Buy
  • ManufacturerGFS CHEMICALS
  • Product number62041
  • Product descriptionPOTASSIUMPYROSULFATE
  • Packaging100g
  • Price$101.66
  • Updated2021-12-16
  • Buy
  • ManufacturerGFS CHEMICALS
  • Product number62041
  • Product descriptionPOTASSIUM PYROSULFATE
  • Packaging100G
  • Price$133.52
  • Updated2026-06-03
  • Buy
  • ManufacturerGFS CHEMICALS
  • Product number62042
  • Product descriptionPOTASSIUMPYROSULFATE
  • Packaging500g
  • Price$308.55
  • Updated2021-12-16
  • Buy
  • ManufacturerGFS CHEMICALS
  • Product number88272
  • Product descriptionPOTASSIUMHYDROGENSULFAT
  • Packaging500g
  • Price$358.38
  • Updated2021-12-16
  • Buy
  • ManufacturerMedical Isotopes, Inc.
  • Product number72075
  • Product descriptionPotassium disulfate
  • Packaging50g
  • Price$650
  • Updated2021-12-16
  • Buy
  • ManufacturerSigma-Aldrich
  • Product number1.05107
  • Product descriptionPotassium disulfate (Potassium pyrosulfate) for analysis EMSURE ACS
  • Packaging1051075000
  • Price$1660
  • Updated2021-12-16
  • Buy
  • ManufacturerSigma-Aldrich
  • Product number1.05107
  • Product descriptionPotassium disulfate (Potassium pyrosulfate) for analysis EMSURE? ACS
  • Packaging5kg
  • Price$2180
  • Updated2026-04-30
  • Buy
  • ManufacturerSigma-Aldrich
  • Product number1.05107
  • Product descriptionPotassium disulfate (Potassium pyrosulfate) for analysis EMSURE ACS
  • Packaging1051071000
  • Price$371
  • Updated2021-12-16
  • Buy
  • ManufacturerSigma-Aldrich
  • Product number307750
  • Product descriptionPotassium disulfate ReagentPlus , 99%
  • Packaging500g
  • Price$222
  • Updated2026-04-30
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  • ManufacturerSigma-Aldrich
  • Product number60235
  • Product descriptionPotassium disulfate puriss. p.a., ≥97.5% (T)
  • Packaging1kg
  • Price$452
  • Updated2026-04-30
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA003TUH Potassium pyrosulfate ≥99.99%metalsbasis 100g $30 2026-05-28 Buy
aablocks AA003TUH Potassium pyrosulfate ≥98% 500g $34 2026-05-28 Buy
American Custom Chemicals Corporation ING0008348 POTASSIUM DISULFATE 99.00% 25G $1129.8 2021-12-16 Buy
American Custom Chemicals Corporation ING0008348 POTASSIUM DISULFATE 99.00% 500G $4371.97 2021-12-16 Buy
GFS CHEMICALS 88273 POTASSIUMHYDROGENSULFAT 2.5kg $1059.58 2021-12-16 Buy
GFS CHEMICALS 88271 POTASSIUMHYDROGENSULFAT 100g $94.38 2021-12-16 Buy
GFS CHEMICALS 62041 POTASSIUMPYROSULFATE 100g $101.66 2021-12-16 Buy
GFS CHEMICALS 62041 POTASSIUM PYROSULFATE 100G $133.52 2026-06-03 Buy
GFS CHEMICALS 62042 POTASSIUMPYROSULFATE 500g $308.55 2021-12-16 Buy
GFS CHEMICALS 88272 POTASSIUMHYDROGENSULFAT 500g $358.38 2021-12-16 Buy
Medical Isotopes, Inc. 72075 Potassium disulfate 50g $650 2021-12-16 Buy
Sigma-Aldrich 1.05107 Potassium disulfate (Potassium pyrosulfate) for analysis EMSURE ACS 1051075000 $1660 2021-12-16 Buy
Sigma-Aldrich 1.05107 Potassium disulfate (Potassium pyrosulfate) for analysis EMSURE? ACS 5kg $2180 2026-04-30 Buy
Sigma-Aldrich 1.05107 Potassium disulfate (Potassium pyrosulfate) for analysis EMSURE ACS 1051071000 $371 2021-12-16 Buy
Sigma-Aldrich 307750 Potassium disulfate ReagentPlus , 99% 500g $222 2026-04-30 Buy
Sigma-Aldrich 60235 Potassium disulfate puriss. p.a., ≥97.5% (T) 1kg $452 2026-04-30 Buy

Properties

Melting point :325 °C
bulk density :830kg/m3
Density :2.28 g/mL at 25 °C (lit.)
storage temp. :no restrictions.
solubility :H2O: 0.1 M at 20 °C, clear, colorless
form :Solid
Specific Gravity :2.28
color :White
PH :0.8 (50g/l, H2O, 20℃)
Odor :Odorless
PH Range :1 - 2 at 25.5 g/l at 25 °C
Water Solubility :MAY DECOMPOSE
Sensitive :Hygroscopic
Merck :14,7664
Stability :Stable. Incompatible with strong acids, strong bases.
InChI :1S/2K.H2O7S2/c;;1-8(2,3)7-9(4,5)6/h;;(H,1,2,3)(H,4,5,6)/q2*+1;/p-2
InChIKey :KAQHZJVQFBJKCK-UHFFFAOYSA-L
SMILES :[K+].[K+].[O-]S(=O)(=O)OS([O-])(=O)=O
CAS DataBase Reference :7790-62-7(CAS DataBase Reference)
EPA Substance Registry System :Disulfuric acid, dipotassium salt (7790-62-7)

Safety Information

Symbol(GHS): Corrosion (GHS05)Skull and Crossbones (GHS06)
Signal word: Danger
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H314 Causes severe skin burns and eye damage Skin corrosion/irritation Category 1A, B, C Danger P260,P264, P280, P301+P330+ P331,P303+P361+P353, P363, P304+P340,P310, P321, P305+ P351+P338, P405,P501
H330 Fatal if inhaled Acute toxicity,inhalation Category 1, 2 Danger P260, P271, P284, P304+P340, P310,P320, P403+P233, P405, P501
Precautionary statements:
P260 Do not breathe dust/fume/gas/mist/vapours/spray.
P271 Use only outdoors or in a well-ventilated area.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P303+P361+P353 IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Description

Potassium disulfite supported on silica may be used for the synthesis of ethyl pyruvate.

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