calcium hypochlorite

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Names

[ CAS No. ]:
7778-54-3

[ Name ]:
calcium hypochlorite

[Synonym ]:
Hypochlorous acid calcium salt
Calcium dihypochlorite
MFCD00010900
Chloride of lime
Chlorinated lime
EINECS 231-908-7

Chemical & Physical Properties

[ Density]:
2.35

[ Melting Point ]:
100ºC

[ Molecular Formula ]:
CaCl2O2

[ Molecular Weight ]:
142.983

[ Exact Mass ]:
141.890121

[ PSA ]:
18.46000

[ LogP ]:
1.24220

[ Index of Refraction ]:
1.545 (20ºC)

[ Stability ]:
Stability Strong oxidizer - contact with flammable material may lead to fire. Incompatible with water, reducing agents, combustible material, phenol.

[ Water Solubility ]:
200 g/L (20 ºC) (dec.)

MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
NH3485000
CHEMICAL NAME :
Hypochlorous acid, calcium salt
CAS REGISTRY NUMBER :
7778-54-3
LAST UPDATED :
199710
DATA ITEMS CITED :
12
MOLECULAR FORMULA :
C12-O2.Ca
MOLECULAR WEIGHT :
216.20
WISWESSER LINE NOTATION :
CA G-Q*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 :
850 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
2 gm/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Behavioral - food intake (animal) Gastrointestinal - other changes

MUTATION DATA

TYPE OF TEST :
Cytogenetic analysis
TEST SYSTEM :
Rodent - hamster Fibroblast
DOSE/DURATION :
4 gm/L
REFERENCE :
FCTOD7 Food and Chemical Toxicology. (Pergamon Press Inc., Maxwell House, Fairview Park, Elmsford, NY 10523) V.20- 1982- Volume(issue)/page/year: 22,623,1984 *** REVIEWS *** IARC Cancer Review:Animal Inadequate Evidence IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 52,159,1991 IARC Cancer Review:Human No Available Data IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 52,159,1991 IARC Cancer Review:Group 3 IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 52,159,1991 *** U.S. STANDARDS AND REGULATIONS *** EPA FIFRA 1988 PESTICIDE SUBJECT TO REGISTRATION OR RE-REGISTRATION FEREAC Federal Register. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) V.1- 1936- Volume(issue)/page/year: 54,7740,1989 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 15746 No. of Facilities: 3262 (estimated) No. of Industries: 30 No. of Occupations: 37 No. of Employees: 39878 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 15746 No. of Facilities: 3884 (estimated) No. of Industries: 48 No. of Occupations: 57 No. of Employees: 82721 (estimated) No. of Female Employees: 23486 (estimated)

Safety Information

[ Symbol ]:

GHS03, GHS05, GHS07, GHS09

[ Signal Word ]:
Danger

[ Hazard Statements ]:
H272-H302-H314-H400

[ Supplemental HS ]:
Contact with acids liberates toxic gas.

[ Precautionary Statements ]:
P220-P273-P280-P305 + P351 + P338-P310

[ Hazard Codes ]:
C:Corrosive

[ Risk Phrases ]:
R22;R31;R34;R50;R8

[ Safety Phrases ]:
S26-S36/37/39-S45-S61

[ RIDADR ]:
UN 2880/1748/2208

[ WGK Germany ]:
2

[ RTECS ]:
NH3485000

[ Packaging Group ]:
II

[ Hazard Class ]:
5.1

[ HS Code ]:
2828100000

Synthetic Route

Precursor & DownStream

Precursor

  • Chlorine
  • oxidochlorine(•)
  • dichloridooxygen

DownStream

  • Carbon dioxide
  • Chlorine dioxide
  • oxidochlorine(•)
  • Hydrochloric acid
  • Chlorine
  • chloric acid
  • Iodine monochloride
  • Sodium hypochlorite
  • 3,3-Dimethyl-1,5-dioxaspiro(5.5)undecan-9-one

Customs

[ HS Code ]: 2828100000

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