| CAS #: 7440-48-4|
|EC Number: 231-158-0
|ACUTE HAZARDS||PREVENTION||FIRE FIGHTING|
|FIRE & EXPLOSION||May ignite spontaneously on contact with air. Finely dispersed particles form explosive mixtures in air. Risk of fire and explosion on contact with oxidizing agents or acetylene.||NO contact with oxidizing agents. Closed system, dust explosion-proof electrical equipment and lighting. Prevent deposition of dust.||Use special powder, dry sand. NO other agents.|
|PREVENT DISPERSION OF DUST! AVOID ALL CONTACT!|
|Inhalation||Cough. Shortness of breath. Sore throat. Wheezing.||Use local exhaust or breathing protection.||Fresh air, rest. Refer for medical attention.|
|Skin||Protective gloves. Protective clothing.||Remove contaminated clothes. Rinse and then wash skin with water and soap.|
|Eyes||Redness.||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. Vomiting.||Do not eat, drink, or smoke during work.||Rinse mouth. Give one or two glasses of water to drink.|
|SPILLAGE DISPOSAL||CLASSIFICATION & LABELLING|
|Personal protection: particulate filter respirator adapted to the airborne concentration of the substance. Do NOT let this chemical enter the environment. Sweep spilled substance into covered containers. If appropriate, moisten first to prevent dusting. Carefully collect remainder. Then store and dispose of according to local regulations.||
According to UN GHS Criteria
|Separated from strong oxidants.|
|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: 0.02 mg/m3, as TWA; BEI issued; (DSEN); (RSEN); A3 (confirmed animal carcinogen with unknown relevance to humans).
MAK: (inhalable fraction): skin absorption (H); sensitization of respiratory tract and skin (SAH); carcinogen category: 2; germ cell mutagen group: 3A
|The substance is toxic to aquatic organisms. Bioaccumulation of this chemical may occur in fish and molluscs.|
|Depending on the degree of exposure, periodic medical examination is suggested.
The symptoms of asthma often do not become manifest until a few hours have passed and they are aggravated by physical effort.
Rest and medical observation are therefore essential.
Anyone who has shown symptoms of asthma due to this substance should avoid all further contact.
Do NOT take working clothes home.
Symbol: Xn; R: 42/43-53; S: (2)-22-24-37-61
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