Hydrogen sulfide for synthesis
MERCK Schuchardt
F+ T+
CAS :7783-06-4
Storage class :2 A
Do not allow to enter sewerage system
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Hazard / Symptom
Hazard Extremely flammable. Very toxic by inhalation. Very toxic to aquatic organisms.
The following applies to hydrogen sulfide odour perception limit 0.025 - 8 ppm. After inhalation: < 100 ppm: rhinitis, photophobia, mucosal irritations, coughing, irritations after contact with the eyes. > 500 ppm: headache, dizziness, ataxia (impaired locomotor coordination), cardiovascular disorders, agitation, spasms. Inhalation may lead to the formation of oedemas in the respiratory tract. > 1000 ppm: respiratory arrest within seconds to minutes. Late sequelae: the following organs may be damaged after uptake: lungs, heart, eyes.
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Protective equipments / General working measures
GLASS GLOVE RESPIRATOR
NO SMOKING NO FIRE
Keep container in a well-ventilated place. Keep away from sources of ignition - No smoking. After contact with skin, wash immediately with plenty of water. Wear suitable protective clothing and gloves. In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible). Avoid release to the environment. Refer to special instructions/Safety data sheets.
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Accidental release measures / Fire-fighting measures
Person-related precautionary measures Immediately put on respirator. Avoid substance contact. Ensure supply of fresh air in enclosed rooms.
Environmental-protection measures Do not allow to enter sewerage system.
Procedures for cleaning / absorption Stop flow of gas, move leaking cylinder to open air if without risk.
Suitable extinguishing media CO2, powder.
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First aid
FIRST AID
After inhalation fresh air. Immediately apply mechanical ventilation. If necessary oxygen mask. Immediately summon doctor.
After skin contact wash off with plenty of water. Immediately 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.
Additional informations First-aid personnel: ensure self-protection!
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