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Date of Issue : Nov 1997 1. IDENTIFICATION
General Product Name : XANTHATES Other Names : POTASSIUM AMYL XANTHATE POT. AMYL XANTHOGENATE; POT. O-AMYL DITHIOCARBONATE UN No. : 3342 Dangerous Goods Class : 4.2 Subsidiary Risk : None Allocated Hazchem Code : 1[Y] Pack Group : II EPG : 4A2 Poisons Schedule : N/A Uses : As a collector in the flotation of sulphide minerals. Especially for gold telluride, antimony and bismuth ores.
1.1 Physical Description / Properties
Appearance : Grey/yellow hygroscopic powder Formula : C5H11OC(S)SK Boiling Point : N/A deg C Melting Point : >200 deg C Vapour Pressure : N/A Specific Gravity : N/A (water = 1) Flash Point : N/A pH : N/A () Solubility in water : 320 g/l (25 deg C) Flammability Limits (as percentage volume in air) Lower Explosion Limit : N/A Upper Explosion Limit : N/A 1.2 Other Properties
Hydrolises in water and air producing flammable & toxic carbon disulphide and hydroghen sulphide fumes. 1.3 Ingredients
2. HEALTH HAZARD INFORMATION
2.1 Health Effects - Acute Swallowed
Slightly toxic. Moderately irritative. Eye
Extremely irritative Skin
Moderately irritative Inhaled
Exposure to dust - slightly irritative & slightly toxic. Exposure to fumes - moderately toxic. 2.2 Health Effects - Chronic
May cause patient to become irritable, hallucinate, experience tremors.
2.3 First Aid
Swallowed
Contact a Doctor or the Immediately Induce vomiting (Ipecac syrup or stimulate throat with finger) Give patient Activated Charcoal Immediately transport to a hospital or doctor
Eye
Flood eyes with clean water for 15 minutes - retract eyelids often Immediately transport to a hospital or doctor
Skin
Remove all contaminated clothing including footwear Wash affected areas thoroughly with mild soap and water If condition persists Immediately transport to a hospital or doctor
Inhaled
Remove from contaminated area immediately; avoid becoming casualty If NOT breathing apply artificial resuscitation Experienced person may administer Oxygen if breathing is difficult Immediately transport to a hospital or doctor
First Aid Facilities
Ensure an eye bath and safety shower are available and ready for use.
2.5 Advice to Doctor
Treat symptomatically based on judgement of doctor and individual reactions of the patient.
2.6 Toxicity Data
No Data available.
3. PRECAUTIONS FOR USE
3.1 Exposure Standards
No Data available.
3.2 Engineering Controls
Ensure adequate ventilation to maintain exposure levels at a minimum.
3.3 Personal Protection
Use safety goggles, butyl rubber gloves and boots, an all purpose canister respirator and cotton overalls to protect the skin and clothing.
3.4 Flammability
Keep away from ignition sources (NO SMOKING) Keep away from heat sources Ventilate to prevent build up of flammable vapours SAFE HANDLING INFORMATION
4.1 Storage / Transport
Store in a cool, well ventilated area.
4.2 Packaging / Labelling UN No. 3342 Class 4.2 Sub Risk None Allocated Hazchem Code 1[Y] Pack Group II EPG No. 4A2 Shipping Name XANTHATES Hazard IRRITANT
Risk Phrases R36 Irritating to eyes. R38 Irritating to skin.
Safety Phrases S16 Keep away from sources of ignition. S17 Keep away from combustible material. S26 In case of contact with eyes, rinse immediately with plenty of water and contact a doctor or .
4.3 Spills and Disposal
Spills
Keep upwind of spill site. Eliminate all ignition sources (NO SMOKING). Avoid raising dust.
Shovel into plastic film bags and place inside steel drums. DO NOT wash untreated material down the drain or sewer.
Disposal
Dispose of waste material in accordance with all Local, State and Federal government regulations.
4.4 FIRE AND EXPLOSION HAZARD Fire / Explosion
May be violently or explosively reactive May burn if heated May burn if ignited Evolves FLAMMABLE gases on decomposition Evolves IRRITATING gases on decomposition Evolves TOXIC gases on decomposition Vapour may form an explosive mixture in air
Extinguishing Media
Use dry agents only to extinguish fire, DO NOT use water. 5 OTHER INFORMATION
Other Information
Material may spontaneously combust if left exposed to air. At levels below 20-25 mg/l xanthates are biodegradable.
5.1 Contact Points
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The information above is believed to be accurate and represents the best information currently available to us. However, we make no warranty of merchantability or any other warranty, express or implied, with respect to such information, and we assume no liability resulting from its use.
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