|BERYLLIUM OXIDE||ICSC: 1325 (November 2016)|
| CAS #: 1304-56-9
| UN #: 1566
|EC Number: 215-133-1
|ACUTE HAZARDS||PREVENTION||FIRE FIGHTING|
|FIRE & EXPLOSION||Not combustible. Gives off irritating or toxic fumes (or gases) in a fire.||Use fine water spray. In case of fire in the surroundings, use appropriate extinguishing media.|
|PREVENT DISPERSION OF DUST! AVOID ALL CONTACT!|
|Inhalation||Cough. Laboured breathing. Shortness of breath. Sore throat. Symptoms may be delayed. See Notes.||Use closed system.||Fresh air, rest. Half-upright position. Refer for medical attention.|
|Skin||MAY BE ABSORBED!||Protective gloves. Protective clothing.||Remove contaminated clothes. Rinse skin with plenty of water or shower. Wear protective gloves when administering first aid.|
|Eyes||Redness. Pain.||Wear face shield or eye protection in combination with breathing protection if powder.||First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then refer for medical attention.|
|Ingestion||Do not eat, drink, or smoke during work. Wash hands before eating.||Rinse mouth. Refer for medical attention .|
|SPILLAGE DISPOSAL||CLASSIFICATION & LABELLING|
|Personal protection: chemical protection suit including self-contained breathing apparatus. Do NOT let this chemical enter the environment. Sweep spilled substance into sealable 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
DANGERFatal if inhaled
Causes eye irritation
May cause allergy or asthma symptoms or breathing difficulties if inhaled
May cause an allergic skin reaction
May cause cancer
Causes damage to lungs if inhaled
May cause respiratory irritation
Causes damage to the lungs through prolonged or repeated exposure
May cause long lasting harmful effects to aquatic life
|Provision to contain effluent from fire extinguishing. Separated from food and feedstuffs. Well closed. Store only in original container. Store in an area without drain or sewer access.|
Put breakable packaging into closed unbreakable container.
Do not transport with food and feedstuffs.
|BERYLLIUM OXIDE||ICSC: 1325|
|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: (as Be): (inhalable fraction): 0.00005 mg/m3, as TWA; (skin); A1 (confirmed human carcinogen); (SEN).
MAK: sensitization of respiratory tract and skin (SAH); carcinogen category: 1.
EU-OEL: (inhalable fraction): 0.0002 mg/m3 as TWA; (skin and respiratory sensitizer); (see Notes)
|The substance may cause long-term effects in the aquatic environment.|
|The symptoms of acute pneumonitis following a massive short-term exposure do not become manifest until 3 days.
Depending on the degree of exposure, periodic medical examination is suggested.
Do NOT take working clothes home.
Isolate contaminated clothing by sealing in a bag or other container.
An EU-OEL of 0.0006 mg/m3 is allowed until 11 July 2026.
Symbol: T+; R: 49-25-26-36/37/38-43-48/23; S: 53-45; Note: E
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