2
Brown crystalline solid or dark-brown powder; m.p. 290 o
C (decomposes).
Insoluble in water. CAS: 1309-60-0. UN Number 1469
HARMFUL BY INHALATION AND IF SWALLOWED.
DANGER OF CUMULATIVE EFFECTS.
Regular absorption of lead causes damage to the nervous system and bone marrow which may be fatal. Poisoning usually occurs by inhalation of dust or swallowing of small amounts from contaminated hands, smoking etc. Symptoms include loss of appetite, pallor, anaemia, constipation, colic, blue line on gums.
May cause harm to the unborn child (CHIP category 1 reproductive effects) .
Possible risk of impaired fertility.
(CHIP category 1 reproductive effects) .
Inhalation: Remove from source of exposure. If breathing stops or shows signs of failing apply artificial respiration. Use oxygen if breathing is laboured. Obtain medical help.
Skin Contact: Remove contaminated clothing and flush affected area with water.
Treat patient as for inhalation. Obtain medical help.
Eyes: Flood with eyewash or water for at least 15 minutes. Obtain medical help.
Ingestion: Wash out mouth with water . Treat as for inhalation . Obtain medical help .
Contact with reducing agents may cause fire.
INCOMPATIBLE with aluminium carbide, sulphides, hydrogen peroxide, hydroxylamine, combustible and organic materials.
NOT COMBUSTIBLE; ENHANCES COMBUSTION OF OTHER SUBSTANCES.
Heating produce very toxic fumes.
Refer to local spillage/emergency procedures.
Powder can be or transferred to a suitable closed container and disposed of as contaminated waste. Dust generation should be minimised as far as possible e.g. by the use of vacuum cleaners fitted with high efficiency dust filtration. Clean up spills immediately, observing precautions in the Exposure Controls section.
VERY TOXIC TO AQUATIC ORGANISMS
MAY CAUSE LONG-TERM ADVERSE EFFECTS IN THE AQUATIC ENVIRONMENT
Prevent Spillage From Contaminating Water Courses;
Do Not Wash To Surface Water Drain.
CONTAINMENT LEVEL 4
Refer to local procedures/risk assessment for specific personal protective equipment requirements. A formal risk assessment is required where exposure is 'significant' as defined in the Control of Lead at Work Regulations (2002).
Risk assessments must assess the degree of exposure and the requirements for reducing and maintaining effective control of exposure. These include:-
·
Air Monitoring;
·
Personal Protective Equipment
·
Engineering Controls such as Local Exhaust Ventilation
·
Work-Place Hygiene;
·
Biological Monitoring and Health Surveillance
I S S U E D A T E :
© Risk Assessment Services
Health & Safety Executive : Control of Lead at Work Regulations 2002
8-Hour TWA : 0.15 mgm
-3
15 minute TWA : None
2 0 0 5 R E F . N U M B E R : 8 2 2 C 9 9