Beryllium particle size < 100 µm (> 140 mesh ASTM) LAB
MERCK
T+
CAS :7440-41-7
Storage class :6.1 B
Do not allow to enter sewerage system
====================
Hazard / Symptom
Hazard May cause cancer by inhalation. Also toxic if swallowed. Also very toxic by inhalation. Irritating to eyes, respiratory system and skin. May cause sensitization by skin contact. Also toxic: danger of serious damage to health by prolonged exposure through inhalation.
After inhalation Irritations of the mucous membranes, coughing, and dyspnoea.
After skin contact dermatitis
After absorption fever
After long-term exposure to the chemical pain , coughing , pneumonia
The following applies to beryllium compounds in general carcinogenic in animal experiments. Metal-fume fever after inhalation of large quantities. Poor tendency for wounds to heal following penetration by substance.
====================
Protective equipments / General working measures
GLASS GLOVE RESPIRATOR
NO SMOKING
Avoid exposure - obtain special instructions before use. In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible).
====================
Accidental release measures / Fire-fighting measures
Person-related precautionary measures Avoid generation of dusts; do not inhale dusts. Avoid substance contact.
Procedures for cleaning / absorption Carefully take up dry. Forward for disposal. Clean up affected area. Avoid generation of dusts.
Environmental-protection measures Do not allow to enter sewerage system.
Suitable extinguishing media In adaption to materials stored in the immediate neighbourhood.
Extinguishing media not to be used CO2
====================
First aid
FIRST AID
After inhalation fresh air. Summon doctor.
After skin contact wash off with plenty of water. Remove contaminated clothing.
After eye contact rinse out with plenty of water with the eyelid held wide open. Summon eye specialist.
After swallowing make victim drink plenty of water, induce vomiting. Immediately summon doctor.
====================
Copyright © 1998-1999 Merck Ltd. Thailand