potassium persulfate

Modify Date: 2024-01-02 14:16:37

potassium persulfate structure	Common Name	potassium persulfate
	CAS Number	7727-21-1	Molecular Weight	270.322
	Density	2.47	Boiling Point	1689 °C
	Molecular Formula	K₂O₈S₂	Melting Point	1067 °C
	MSDS	Chinese USA	Flash Point	NotºCombustible
	Symbol	GHS03, GHS07, GHS08	Signal Word	Danger

Name	Potassium persulfate
Synonym	More Synonyms

Density	2.47
Boiling Point	1689 °C
Melting Point	1067 °C
Molecular Formula	K₂O₈S₂
Molecular Weight	270.322
Flash Point	NotºCombustible
Exact Mass	269.830872
PSA	149.62000
LogP	0.01660
Vapour density	9.3 (vs air)
Stability	Stable. Strong oxidizer. Incompatible with strong reducing agents, organic materials, combustible materials.
Water Solubility	5 g/100 mL (20 ºC)

potassium persulfate MSDS(Chinese)

CHEMICAL IDENTIFICATION

RTECS NUMBER :: SE0400000

CHEMICAL NAME :: Peroxydisulfuric acid, dipotassium salt

CAS REGISTRY NUMBER :: 7727-21-1

LAST UPDATED :: 199712

DATA ITEMS CITED :: 8

MOLECULAR FORMULA :: H2-O8-S2.2K

MOLECULAR WEIGHT :: 272.34

WISWESSER LINE NOTATION :: .KA2.S-O4*2

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 802 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: 85INA8 "Documentation of the Threshold Limit Values and Biological Exposure Indices," 5th ed., Cincinnati, OH, American Conference of Governmental Industrial Hygienists, Inc., 1986 Volume(issue)/page/year: 5,468,1986 *** REVIEWS *** ACGIH TLV-TWA 0.1 mg/m3 85INA8 "Documentation of the Threshold Limit Values and Biological Exposure Indices," 5th ed., Cincinnati, OH, American Conference of Governmental Industrial Hygienists, Inc., 1986 Volume(issue)/page/year: 6,1/BEI,1997 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-DENMARK:TWA 2 mg/m3 JAN 1993 OEL-UNITED KINGDOM:TWA 1 mg/m3 JAN 1993 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 81953 No. of Facilities: 1648 (estimated) No. of Industries: 12 No. of Occupations: 19 No. of Employees: 26001 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 81953 No. of Facilities: 2979 (estimated) No. of Industries: 24 No. of Occupations: 24 No. of Employees: 51102 (estimated) No. of Female Employees: 23438 (estimated)

Symbol	GHS03, GHS07, GHS08
Signal Word	Danger
Hazard Statements	H272-H302-H315-H317-H319-H334-H335
Precautionary Statements	P220-P261-P280-P305 + P351 + P338-P342 + P311
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	Xn:Harmful
Risk Phrases	R22;R36/37/38;R42/43;R8
Safety Phrases	S22-S24-S26-S37
RIDADR	UN 1492 5.1/PG 3
WGK Germany	1
RTECS	TT5900000
Packaging Group	III
Hazard Class	5.1
HS Code	2833400000

HS Code	2833400000

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MFCD03457781

EINECS 231-781-8

dipotassium,sulfonatooxy sulfate