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Potassium persulfate Structure

Potassium persulfate

Chemical Properties

Melting point 1067 °C
Boiling point 1689 °C
Density  2.47
vapor density  9.3 (vs air)
vapor pressure  0Pa at 25℃
storage temp.  Store at +5°C to +30°C.
solubility  H2O: 0.5 M at 20 °C, clear, colorless
form  Solid
Specific Gravity 2.477
color  White
PH 3.2 (50g/l, H2O, 20℃)
Odor Odorless
PH Range 2.5 - 4.5
Water Solubility  5 g/100 mL (20 ºC)
Merck  14,7656
Exposure limits ACGIH: TWA 0.1 mg/m3
Stability Stable. Strong oxidizer. Incompatible with strong reducing agents, organic materials, combustible materials.
InChIKey USHAGKDGDHPEEY-UHFFFAOYSA-L
LogP -1 at 20℃
Substances Added to Food (formerly EAFUS) POTASSIUM PERSULFATE
FDA 21 CFR 172.210; 175.105; 175.210; 176.170; 177.2600
CAS DataBase Reference 7727-21-1(CAS DataBase Reference)
EWG's Food Scores 3-6
FDA UNII 6B86K0MCZC
NCI Dictionary of Cancer Terms KPS
EPA Substance Registry System Potassium persulfate (7727-21-1)
Cosmetics Info Potassium Persulfate

Safety

Symbol(GHS)
Signal wordDanger
Hazard statements H272-H302-H315-H317-H319-H334-H335
Precautionary statements P210-P280-P301+P312-P302+P352-P304+P340+P312-P305+P351+P338
Hazard Codes  O,Xn
Risk Statements  8-22-36/37/38-42/43
Safety Statements  22-24-26-37
RIDADR  UN 1492 5.1/PG 3
WGK Germany  1
RTECS  TT5900000
TSCA  Yes
HS Code  2833 40 00
HazardClass  5.1
PackingGroup  III
Hazardous Substances Data 7727-21-1(Hazardous Substances Data)
Toxicity LD50 orally in Rabbit: 802 mg/kg
NFPA 704:
0
1 0

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Potassium persulfate Chemical Properties,Usage,Production

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