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7790-62-7

7790-62-7 structure
7790-62-7 structure

Name Potassium pyrosulfate
Synonyms dipotassium,sulfonato sulfate
MFCD00011385
EINECS 232-216-8
Density 2.28 g/mL at 25 °C(lit.)
Melting Point 325 °C
Molecular Formula K2O7S2
Molecular Weight 254.32200
Exact Mass 253.83600
PSA 140.39000
LogP 0.08500
Stability Stable. Incompatible with strong acids, strong bases.
Water Solubility MAY DECOMPOSE
Symbol GHS05
GHS05
Signal Word Danger
Hazard Statements H314
Precautionary Statements P280-P305 + P351 + P338-P310
Personal Protective Equipment Eyeshields;Faceshields;full-face particle respirator type N100 (US);Gloves;respirator cartridge type N100 (US);type P1 (EN143) respirator filter;type P3 (EN 143) respirator cartridges
Hazard Codes C:Corrosive;
Risk Phrases R34
Safety Phrases S26-S36/37/39-S45
RIDADR UN 3260 8/PG 2
WGK Germany 3
Packaging Group II
Hazard Class 8
HS Code 3104300000
HS Code 3104300000