|DIMETHYL MERCURY||ICSC: 1304|
|CAS #: 593-74-8||Mercury, dimethyl|
| UN #: 2929 (n.o.s.)
| EINECS #: 209-805-3
|ACUTE HAZARDS||PREVENTION||FIRE FIGHTING|
|FIRE & EXPLOSION||Highly flammable. Gives off irritating or toxic fumes (or gases) in a fire. Vapour/air mixtures are explosive. Heating will cause rise in pressure with risk of bursting.||NO open flames, NO sparks and NO smoking. Closed system, ventilation, explosion-proof electrical equipment and lighting.||Use powder, foam, carbon dioxide. In case of fire: keep drums, etc., cool by spraying with water.|
|PREVENT GENERATION OF MISTS! AVOID ALL CONTACT! FIRST AID: USE PERSONAL PROTECTION. IN ALL CASES CONSULT A DOCTOR!|
|SYMPTOMS||ACUTE HAZARDS||FIRST AID|
|Inhalation||Cough. Incoordination. Tremor. Slurred speech. Confusion. Symptoms may be delayed. See Notes.||Use ventilation, local exhaust or breathing protection.||Fresh air, rest. Refer immediately for medical attention.|
|Skin||EASILY ABSORBED! Redness. Further see Inhalation.||Protective gloves. Protective clothing.||Wear protective gloves when administering first aid. Rinse contaminated clothes (fire hazard) with plenty of water. Remove contaminated clothes. Rinse and then wash skin with water and soap. Refer immediately for medical attention .|
|Eyes||Redness. Pain.||Wear safety goggles or eye protection in combination with breathing protection.||First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then refer for medical attention.|
|Ingestion||Abdominal pain. Nausea. Vomiting. Diarrhoea. Shock or collapse. Further see Inhalation.||Do not eat, drink, or smoke during work. Wash hands before eating.||Rinse mouth. Do NOT induce vomiting. Give a slurry of activated charcoal in water to drink. Refer immediately for medical attention.|
|SPILLAGE DISPOSAL||CLASSIFICATION & LABELLING|
|Evacuate danger area! Remove all ignition sources. Personal protection: chemical protection suit including self-contained breathing apparatus. Do NOT let this chemical enter the environment. Collect leaking liquid in covered containers. Absorb remaining liquid in sand or inert absorbent. Then store and dispose of according to local regulations. Do NOT wash away into sewer.||
According to UN GHS Criteria
DANGERHighly flammable liquid and vapour
Fatal if swallowed, in contact with skin or if inhaled
Causes damage to nervous system
Causes damage to the nervous system through prolonged or repeated exposure
Suspected of causing cancer
May damage fertility or the unborn child
Very toxic to aquatic life with long lasting effects
|Fireproof. Separated from food and feedstuffs, halogens and oxidants. Well closed. Provision to contain effluent from fire extinguishing. Store in an area without drain or sewer access.|
|Put breakable packaging into closed unbreakable container.
Do not transport with food and feedstuffs.
Severe marine pollutant.
|DIMETHYL MERCURY||ICSC: 1304|
|PHYSICAL & CHEMICAL INFORMATION|
Physical State; Appearance
|EXPOSURE & HEALTH EFFECTS|
Routes of exposure
Effects of short-term exposure
Effects of long-term or repeated exposure
|Occupational exposure limits|
TLV: 0.01 mg/m3, ppm, as TWA; 0.03 mg/m3 as STEL; (skin).
MAK: skin absorption (H); sensitization of skin (SH); carcinogen category: 3B
|The substance is very toxic to aquatic organisms. Bioaccumulation of this chemical may occur along the food chain, for example in seafood. The substance may cause long-term effects in the aquatic environment.|
|The symptoms of acute poisoning do not become manifest until days have passed.
Depending on the degree of exposure, periodic medical examination is suggested.
Do NOT take working clothes home.
Symbol: T+, N; R: 26/27/28-33-50/53; S: (1/2)-13-28-36-45-60-61; Note: 1 for preparations
|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