DIMETHYL HYDROGEN PHOSPHITE | ICSC: 1599 (October 2005) |
Dimethylphosphite Dimethyl hydrogen phosphonate Phosphorous acid dimethyl ester Dimethylphosphonate |
CAS #: 868-85-9 |
EC Number: 212-783-8 |
ACUTE HAZARDS | PREVENTION | FIRE FIGHTING | |
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FIRE & EXPLOSION | Combustible. Above 70°C explosive vapour/air mixtures may be formed. | NO open flames, NO sparks and NO smoking. Above 70°C use a closed system and ventilation. | Use foam, alcohol-resistant foam, carbon dioxide. In case of fire: keep drums, etc., cool by spraying with water. NO direct contact with water. Combat fire from a sheltered position. |
SYMPTOMS | PREVENTION | FIRST AID | |
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Inhalation | Cough. Nausea. Sore throat. | Use ventilation, local exhaust or breathing protection. | Fresh air, rest. Refer for medical attention. |
Skin | MAY BE ABSORBED! Redness. Pain. | Protective clothing. Protective gloves. | First rinse with plenty of water for at least 15 minutes, then remove contaminated clothes and rinse again. |
Eyes | Redness. Pain. | Wear safety goggles. | First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then refer for medical attention. |
Ingestion | Diarrhoea. Nausea. Vomiting. | Do not eat, drink, or smoke during work. | Rinse mouth. Do NOT induce vomiting. Refer for medical attention . |
SPILLAGE DISPOSAL | CLASSIFICATION & LABELLING |
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Personal protection: chemical protection suit and filter respirator for acid gases and vapours adapted to the airborne concentration of the substance. Do NOT let this chemical enter the environment. Cover the spilled material with inert absorbent. Collect leaking and spilled liquid in sealable containers as far as possible. |
According to UN GHS Criteria Transportation |
STORAGE | |
Dry. Store in an area without drain or sewer access. Separated from food and feedstuffs. See Chemical Dangers. | |
PACKAGING | |
DIMETHYL HYDROGEN PHOSPHITE | ICSC: 1599 |
PHYSICAL & CHEMICAL INFORMATION | |
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Physical State; Appearance
Physical dangers
Chemical dangers
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Formula: C2H7O3P |
EXPOSURE & HEALTH EFFECTS | |
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Routes of exposure
Effects of short-term exposure
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Inhalation risk
Effects of long-term or repeated exposure
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OCCUPATIONAL EXPOSURE LIMITS |
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MAK: carcinogen category: 3 |
ENVIRONMENT |
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The substance is harmful to aquatic organisms. |
NOTES |
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Do NOT use in the vicinity of a fire or a hot surface, or during welding. |
ADDITIONAL INFORMATION | ||
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EC Classification |
All rights reserved. The published material is being distributed without warranty of any kind, either expressed or implied. Neither ILO nor WHO nor the European Commission shall be responsible for the interpretation and use of the information contained in this material. | |
See Also: Toxicological Abbreviations Dimethyl Hydrogen Phosphite (IARC Summary & Evaluation, Volume 48, 1990) Dimethyl Hydrogen Phosphite (IARC Summary & Evaluation, Volume 71, 1999)