Introduction:Basic information about CAS 7757-83-7|Sodium sulfite, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
| Common Name | Sodium sulfite |
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| CAS Number | 7757-83-7 | Molecular Weight | 126.043 |
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| Density | 2.63 | Boiling Point | / |
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| Molecular Formula | Na2SO3 | Melting Point | 500 °C |
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| MSDS | ChineseUSA | Flash Point | / |
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Names
| Name | Sodium sulfite |
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| Synonym | More Synonyms |
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Chemical & Physical Properties
| Density | 2.63 |
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| Melting Point | 500 °C |
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| Molecular Formula | Na2SO3 |
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| Molecular Weight | 126.043 |
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| Exact Mass | 125.936356 |
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| PSA | 82.40000 |
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| Index of Refraction | 1.484 |
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| InChIKey | GEHJYWRUCIMESM-UHFFFAOYSA-L |
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| SMILES | O=S([O-])[O-].[Na+].[Na+] |
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| Stability | Stable. Incompatible with strong acids. Moisture and air sensitive. |
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| Water Solubility | 23 g/100 mL (20 ºC) |
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Toxicological Information
CHEMICAL IDENTIFICATION - RTECS NUMBER :
- WE2150000
- CAS REGISTRY NUMBER :
- 7757-83-7
- LAST UPDATED :
- 199710
- DATA ITEMS CITED :
- 27
- MOLECULAR FORMULA :
- O3-S.2Na
- MOLECULAR WEIGHT :
- 126.04
- WISWESSER LINE NOTATION :
- NA2 S-O3
HEALTH HAZARD DATAACUTE TOXICITY DATA - TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 820 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 - mouse
- DOSE/DURATION :
- 950 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 - mouse
- DOSE/DURATION :
- 175 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 :
- LDLo - Lowest published lethal dose
- ROUTE OF EXPOSURE :
- Subcutaneous
- SPECIES OBSERVED :
- Mammal - dog
- DOSE/DURATION :
- 1300 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 :
- Subcutaneous
- SPECIES OBSERVED :
- Mammal - cat
- DOSE/DURATION :
- 1300 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 :
- Intravenous
- SPECIES OBSERVED :
- Mammal - cat
- DOSE/DURATION :
- 400 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 :
- Oral
- SPECIES OBSERVED :
- Rodent - rabbit
- DOSE/DURATION :
- 2825 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 :
- Subcutaneous
- SPECIES OBSERVED :
- Rodent - rabbit
- DOSE/DURATION :
- 600 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 :
- Subcutaneous
- SPECIES OBSERVED :
- Rodent - guinea pig
- DOSE/DURATION :
- 600 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 :
- Intravenous
- SPECIES OBSERVED :
- Rodent - guinea pig
- DOSE/DURATION :
- 200 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
MUTATION DATA - TYPE OF TEST :
- Sperm Morphology
- TEST SYSTEM :
- Mammal - cattle Cells - not otherwise specified
- DOSE/DURATION :
- 250 mg/L
- REFERENCE :
- ENVRAL Environmental Research. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1967- Volume(issue)/page/year: 9,84,1975 *** REVIEWS *** 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 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X5886 No. of Facilities: 31580 (estimated) No. of Industries: 177 No. of Occupations: 116 No. of Employees: 309663 (estimated) No. of Female Employees: 122038 (estimated)
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Safety Information
| Supplemental HS | Contact with acids liberates toxic gas. |
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| Personal Protective Equipment | Gloves |
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| Hazard Codes | Xn:Harmful |
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| Risk Phrases | R22;R36/37/38 |
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| Safety Phrases | S24/25 |
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| RIDADR | NONH for all modes of transport |
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| WGK Germany | 1 |
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| RTECS | WE2150000 |
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| HS Code | 2832100000 |
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Customs
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Synonyms
| anhydrous sodium sulphite |
| Natrii sulphis |
| Sodium sulphite |
| Sodium sulfite anhydrous |
| disodium,sulfite |
| Sulftech |
| SODIUM SULFITE |
| Sulfurous acid,disodium salt |
| Sodium sulfite solution |
| Disodium sulfite |
| EINECS 231-821-4 |
| Natrium sulfurosum |
| sodium sulphite powder |
| MFCD00003503 |
| Sodium Sulphite Anhydrous |