Dimethyl Sulfate

Physical and chemical properties

Color Odor State: Colorless or light yellow transparent liquid

Toxicity: highly toxic

Combustibility: flammable

Density: 1.333

Volatility: not volatile

Boiling point: about 188.3°C

Deliquescence: hydrolysis

Hygroscopicity: Moisture absorption

Melting point: -31.75°C 

Spontaneous ignition point: 187.78°C 

Flash point: 83.3°C 

Solubility: Slightly soluble in water, soluble in ethanol, ether, acetone, etc. 

Various numbers

CAS: 77-78-1

HS: 2920900090 EINECS: 201-058-1

Uses

Used in pesticides, dyes, medicines, perfume industries, etc., and also used in organic chemical synthesis

Hazard category

Class 6.1,

Firefighting measures

Extinguishing agent: mist water , carbon dioxide, foam, sand. .

First aid treatment

Skin contact: Immediately take off contaminated clothing, rinse with plenty of running water for at least 15 minutes, seek medical attention
Eye contact: Immediately raise the eyelids, rinse thoroughly with plenty of running water or saline for at least 15 minutes, seek medical attention
Inhalation: quickly leave the scene to a place with fresh air, keep the airway unobstructed, if breathing is difficult, give oxygen, if breathing stops, perform artificial respiration immediately, seek medical attention
Ingestion: If swallowed by mistake, rinse mouth with water, give milk or egg white, seek medical attention.

Packaging, storage, and transportation

packed in iron drums, 250kg/drum, and should be stored in a cool, ventilated, and dry warehouse. Keep away from fire and heat sources





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