氰化钠英文安全技术说明书.xls

1 IDENTIFICATION PREPARATION COMPANY Commercial name Sodium Cyanide Synonyms Natriumcyanide Cyanure de soude Natriumcyanide Trading contact China Anhui Anqing Shuguang Chemical Industry Co Ltd see letterheading In case of emergencyin China call 0556 5373833 in other countries inquired after local information center 2 COMPOSITION Chemical components NaCN98 0 min CN52 min NaOCN0 1 min SCN0 01 min For more information see the corresponding specification Cas no 143 33 9 EINECS no 205 599 4 EEC no 006 007 00 5 SIN UN no 1689 Customs no 28371110 IMDG code 6 1 page no 6257 ADR no 6 1 41a Hazard codeT very toxic Risk phrases26 27 28 32 Safety phrases7 28 29 45 3 HAZARD IDENTIFICATION Description of dangers Very toxic by inhalation in contact with skin and if swallowed Contact with acids liberates very toxic gas Special guidelines concerning dangers to humans and environment Even carbonic acid and water air humidity may cause hydrocyanic acid to be released Hydrocyanic acid may cause all degrees of poisoning 4 FIRST AID MEASURES Generalseek medical attention Observe self protection see section 8 Remove contaminated or saturated clothing immediately and dispose of safely Bring affected persons out of danger area Possible signs of poisoning Headache dizziness drowsiness nausea seizures unconsciousness respiratory disturbance cessation of breathing cardiac arrest Inhalationnotify ambulance immediately keyword cyanide Take affected persons out into the fresh air Do not leave affected persons unattended Keep warm and in stable position In case of difficulties in breathing supply oxygen Employ artificial respiration if breathing ceases Do not use direct mouth to mouth resuscitation own protection use hand operated respirator bag Place person on side in stable position if unconscious Eye contactconsult doctor immediately Rinse thoroughly with plenty of water keeping eyelid open Ingestionnotify ambulance immediately keyword cyanide Do not force patient to vomit Only when patient fully conscious have patient rinse out mouth with water Do not leave affected persons unattended Keep warm and in stable position Incase of difficulties in breathing supply oxygen Employ artificial piration if breathing ceases Do not use direct mouth to mouth resuscitation own protection use hand operated respirator bag Place person on side in stable position if unconscious Instructions for the doctornote information in additional texts enclosed 5 FIRE FIGHTING MEASURES Suitable extinguishing mediaalkali powder quenching agent Extinguishing media to avoidin the case of fire hydrocyanic acid may be released Special protection for firemenin the case of fire wear respiratory protective equipment independent of surrounding air and chemical protective suit Additional guidelines water used to extinguish fire should not enter drainage system soil or stretches or water Contaminated fore extinguishing water must be disposed of in accordance with the regulations issued by the appropriate local uthorities Fire residues should be disposed of in accordance with the regulations 6 ACCIDENTAL RELEASE MEASURES Personal precautionsbe aware of stringent hygienic regulations and wear protective clothing goggles and a NIOSH MSHA approved respirator Avoid formation of dust Ensure sufficient ventilation Avoid skin contact because of the danger of skin absorption Environmental precautionsdo not let the material get into the public sewage system Cyanide containing sewage water and solutions must be decontaminated before entering a public canal network or stretch of water Spillage controlabsorb mechanically and collect in a suitable container Refer to manufacturer supplier for information on ecovery recycling 7 STORAGE AND HANDLING Handlingstore under locks and keys or in a way that only skilled persons have access to it Directions for safe handling Ensure ventilation when opening container Traces of HCN may adhere to product Seal container hermetically after use Directions on fire and explosion safety Product itself is not combustible Formation of flammable or explosive dust air mixture possible Ensure there are sufficient retaining facilities for water used to extinguish fire Storagekeep container tightly sealed and store in a dry well ventilate place Requirements for storage rooms Well ventilated Ensure there are sufficient retaining facilities or water used to extinguish fire Requirements for container Do not use aluminum Directions on storing materials together Do not store together with acid Keep away from food drink and animal feeding stuffs Further information on storage conditions Observe national regulations 8 EXPOSURE CONTROLS PERSONAL PROTECTION Generalall precautionary measures indicated have to be observed No eating drinking smoking or snuffing tobacco at work After contact with skin wash immediately with plenty of water Wash face and or hands before break and end of work Preventive skin protective recommended If the limits at the workplace are exceeded and or large amounts are released leakage spilling etc the indicated respiratory protection should be used If there is the possibility of skin eye contact the indicated hand eye body protection should be used Keep clothes separate Respiratory protectionif hydrocyanic acid occurs respiratory protective equipment independent of surrounding air Note time limit for wearing respiratory protective equipment If dust occurs respirator with B3 P3 combination filter Skin protectionchemical protective suit During cleaning work rubber or plastic boots Immediately change moistened and saturated work clothes Eye protectionbasket shaped glasses Hand protectionprotective gloves rubber or plastic 9 PHYSICAL AND CHEMICAL PROPERTIES Appearance odourwhite distinct solid PH value11 12 20 g l water Melting point562 Boiling point1479 Density1 6 g cm3 at 20 Vapour pressure0 1 K Pa at 800 Flash pointnot applicable Inflammabilitynot applicable Explosive properties not applicable Ignition temperature not applicable Auto ignition temperaturenot applicable Solubility37 weight at 20 in water Approximately 45 weight 35 in water 10 STABILITY REACTIVITY Conditions to be avoided stable up to 1 500 Substances to be avoided under the influence of acids as well as carbon dioxide hydrocyanic acid is released which is combustible and may react with air to form explosive gas mixture Decomposition producthydrocyanic acid 11 TOXICOLOGICAL INFORMATION LD50 oral rat 8 35 mg kg Experiences with human beings Very toxic by inhalation and if swallowed Inhalation already approx 200 ppm HCN in the breathed air or swallowing approx 200 300 mg NaCN could cause immediate unconsciousness or death Can be absorbed through the skin Irritating to eyes respiratory systems and skin Poisoning has an effect on the central nervous system 12 ECOLOGICAL INFORMATION Aquatic toxicity Acute fish toxicity LG50 h 0 07 cyanic mg l leucisus isus melanotus literature Bacterial toxicity Escherichia coli EC50 h 0 0004 cyanide mg l literature 13 DISPOSAL CONSIDERATIONS Disposal of product and packing according to China or E C or local authorities regulations Productcyanide containing sewage water and solutions must be decontaminated before entering a public canal network or stretch of water Packagingdo not reuse empty containers and dispose of in accordance with the regulations issued by the appropriate local authorities Cleaning agentrinse with water in suitable containers Neutralize with hydrogen peroxide 14 TRANSPROT INFORMATION Hazard warningToxic Hazchem symbol UN no 1689 IMDG code6 1 page no 6257 ADR class6 1 41a EmS6 1 04 15 REGULATORY INFORMATION Label name Sodium Cyanide Hazard warningT very toxic Hazchem symbol R phrases26 27 28 Very toxic by inhalation in contact with skin and if swallowed 32 Contact with ac