Sodium bisulfite
Names
[ CAS No. ]:
7631-90-5
[ Name ]:
Sodium bisulfite
[Synonym ]:
Sulfurous acid, sodium salt
Sodium bisulfite
EINECS 231-673-0
Sulfurous acid, sodium salt (1:2)
Sodium hydrogen sulfite
Sodium bisulfite (JP15)
Sodium hydrogen sulfite (1:1:1)
sodium,hydrogen sulfite
MFCD00003530
Chemical & Physical Properties
[ Density]:
1.48
[ Melting Point ]:
150 °C
[ Molecular Formula ]:
NaHSO3
[ Molecular Weight ]:
104.061
[ Exact Mass ]:
103.954407
[ PSA ]:
79.57000
[ LogP ]:
0.20420
[ Index of Refraction ]:
1.43 - 1.47
[ Stability ]:
Stable. Incompatible with strong oxidizing agents, strong acids.
[ Water Solubility ]:
300 g/L
MSDS
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- VZ2000000
- CAS REGISTRY NUMBER :
- 7631-90-5
- LAST UPDATED :
- 199712
- DATA ITEMS CITED :
- 52
- MOLECULAR FORMULA :
- H-O3-S.Na
- MOLECULAR WEIGHT :
- 104.06
- WISWESSER LINE NOTATION :
- NA S-O2-Q
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 :
- 2 gm/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intraperitoneal
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 475 mg/kg
- TOXIC EFFECTS :
- Behavioral - altered sleep time (including change in righting reflex) Behavioral - convulsions or effect on seizure threshold
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intravenous
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 115 mg/kg
- TOXIC EFFECTS :
- Behavioral - convulsions or effect on seizure threshold Lungs, Thorax, or Respiration - respiratory depression Lungs, Thorax, or Respiration - other changes
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intraperitoneal
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 675 mg/kg
- TOXIC EFFECTS :
- Behavioral - convulsions or effect on seizure threshold Lungs, Thorax, or Respiration - cyanosis Lungs, Thorax, or Respiration - respiratory depression
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intravenous
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 130 mg/kg
- TOXIC EFFECTS :
- Behavioral - convulsions or effect on seizure threshold Lungs, Thorax, or Respiration - respiratory depression Lungs, Thorax, or Respiration - other changes
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intraperitoneal
- SPECIES OBSERVED :
- Mammal - dog
- DOSE/DURATION :
- 244 mg/kg
- TOXIC EFFECTS :
- Behavioral - convulsions or effect on seizure threshold Lungs, Thorax, or Respiration - cyanosis Lungs, Thorax, or Respiration - respiratory depression
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intraperitoneal
- SPECIES OBSERVED :
- Rodent - rabbit
- DOSE/DURATION :
- 300 mg/kg
- TOXIC EFFECTS :
- Behavioral - convulsions or effect on seizure threshold Lungs, Thorax, or Respiration - cyanosis Lungs, Thorax, or Respiration - respiratory depression
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intravenous
- SPECIES OBSERVED :
- Rodent - rabbit
- DOSE/DURATION :
- 65 mg/kg
- TOXIC EFFECTS :
- Behavioral - convulsions or effect on seizure threshold Lungs, Thorax, or Respiration - respiratory depression Lungs, Thorax, or Respiration - other changes
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intraperitoneal
- SPECIES OBSERVED :
- Rodent - guinea pig
- DOSE/DURATION :
- 779 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intraperitoneal
- SPECIES OBSERVED :
- Rodent - hamster
- DOSE/DURATION :
- 487 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intravenous
- SPECIES OBSERVED :
- Rodent - hamster
- DOSE/DURATION :
- 95 mg/kg
- TOXIC EFFECTS :
- Behavioral - convulsions or effect on seizure threshold Lungs, Thorax, or Respiration - respiratory depression Lungs, Thorax, or Respiration - other changes
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Intraperitoneal
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 4381 mg/kg/21D-I
- TOXIC EFFECTS :
- Liver - other changes Blood - changes in serum composition (e.g. TP, bilirubin, cholesterol) Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - other oxidoreductases
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Intravenous
- SPECIES OBSERVED :
- Rodent - rabbit
- DOSE/DURATION :
- 450 mg/kg/3W-I
- TOXIC EFFECTS :
- Vascular - thrombosis distant from injection site Skin and Appendages - dermatitis, other (after systemic exposure)
MUTATION DATA
- TYPE OF TEST :
- Sister chromatid exchange
- TEST SYSTEM :
- Rodent - hamster Embryo
- REFERENCE :
- CRNGDP Carcinogenesis (London). (Oxford Univ. Press, Pinkhill House, Southfield Road, Eynsham, Oxford OX8 1JJ, UK) V.1- 1980- Volume(issue)/page/year: 11,1869,1990 *** REVIEWS *** ACGIH TLV-Not classifiable as a human carcinogen DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: TLV/BEI,1997 ACGIH TLV-TWA 5 mg/m3 DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: TLV/BEI,1997 IARC Cancer Review:Human 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: 54,131,1992 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: 54,131,1992 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: 54,131,1992 *** 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 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-AUSTRALIA:TWA 5 mg/m3 JAN 1993 OEL-BELGIUM:TWA 5 mg/m3 JAN 1993 OEL-DENMARK:TWA 5 mg/m3 JAN 1993 OEL-FRANCE:TWA 5 mg/m3 JAN 1993 OEL-THE NETHERLANDS:TWA 5 mg/m3 JAN 1993 OEL-SWITZERLAND:TWA 5 mg/m3 JAN 1993 OEL-UNITED KINGDOM:TWA 5 mg/m3 JAN 1993 OEL IN BULGARIA, COLOMBIA, JORDAN, KOREA check ACGIH TLV OEL IN NEW ZEALAND, SINGAPORE, VIETNAM check ACGIH TLV *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH RECOMMENDED EXPOSURE LEVEL (REL) : NIOSH REL TO SODIUM BISULFITE-air:10H TWA 5 mg/m3 REFERENCE : NIOSH* National Institute for Occupational Safety and Health, U.S. Dept. of Health, Education, and Welfare, Reports and Memoranda. Volume(issue)/page/year: DHHS #92-100,1992 NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - M1055 No. of Facilities: 23628 (estimated) No. of Industries: 147 No. of Occupations: 92 No. of Employees: 133191 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - M1055 No. of Facilities: 22338 (estimated) No. of Industries: 144 No. of Occupations: 110 No. of Employees: 296327 (estimated) No. of Female Employees: 119535 (estimated)
Safety Information
[ Symbol ]:
GHS05, GHS07
[ Signal Word ]:
Danger
[ Hazard Statements ]:
H302-H318
[ Supplemental HS ]:
Contact with acids liberates toxic gas.
[ Precautionary Statements ]:
P280-P301 + P312 + P330-P305 + P351 + P338 + P310
[ Hazard Codes ]:
Xn:Harmful
[ Risk Phrases ]:
R22;R31
[ Safety Phrases ]:
S26-S39-S46-S25
[ RIDADR ]:
UN 2693
[ WGK Germany ]:
1
[ RTECS ]:
UX8225000
[ Hazard Class ]:
8.0
[ HS Code ]:
2832200000
Customs
[ HS Code ]: 2832200000
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