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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. |
Protective equipments / General working measures | |||||||
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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. |
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. |
First aid | ||||||||||||
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