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Date of Issue : May 1998 1. IDENTIFICATION
General Product Name : SODIUM LIGNOSULPHONATE Other Names : UN No. : N/A Dangerous Goods Class : None Allocated Subsidiary Risk : None Allocated Hazchem Code : N/A Pack Group : 0 EPG : N/A Poisons Schedule : N/A Uses : Dispersing agent in concrete and carbon black-rubber mixes, emulsion stabiliser, chelating agent, extender for tanning agents, oil-well drilling mud additives, ore flotation agents, production of vanillin, industrial cleaners, gypsum slurries, dyestuffs, pesticide formulations.
1.1 Physical Description / Properties
Appearance : Tan, free-flowing, spray-dried powder. Formula : Boiling Point : DEC deg C Melting Point : N/A deg C Vapour Pressure : N/A Specific Gravity : 1.5 (water = 1) Flash Point : N/A pH : 7.5-8.5 (3% soln) Solubility in water : N/A 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
No definite melting point, decomposes above 200 deg C. Forms colloidal solutions or dispersions in water, practically insoluble in all organic solvents. Density = 520 kg/m3 1.3 Ingredients
2. HEALTH HAZARD INFORMATION
2.1 Health Effects - Acute Swallowed
This material is not toxic when administered orally to rats. Eye
This material is not an eye irritant when applied (in a 40% solution) on the eyes of rabbits. Skin
This material is not an irritant when applied as a moist powder to the skin of rabbits. Inhaled
Four-hour exposure of rats to 198 mg/m3 of dust has resulted in neither mortality nor observable signs of toxicity. Prolonged exposure to high levels of dust in air may cause sneezing, coughing or other nuisance symptoms. 2.2 Health Effects - Chronic
No data available
2.3 First Aid
Swallowed
Rinse mouth. Immediately dilute by drinking large quantities of water. After dilution, induce vomiting. Seek medical attention. Never give anything by mouth to an unconscious person.
Eye
Wash eyes thoroughly with running water for at least 15 minutes, retract eyelids often. If irritation occurs, seek medical attention.
Skin
Wash affected areas thoroughly with running water for at least 15 minutes. If irritation occurs, seek medical attention.
Inhaled
Remove victim to fresh air. If irritation occurs seek medical attention.
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 patient.
2.6 Toxicity Data
Oral LD50 = > 7000 mg/kg (Rat) Dermal LD50 = not available Inhalation LC50 = not available
3. PRECAUTIONS FOR USE
3.1 Exposure Standards
An exposure standard has not been established for this product by Worksafe , however the following is recommended for nuisance dust : TWA 10mg/m3.
3.2 Engineering Controls
Ensure adequate ventilation to keep dust levels at a minimum.
3.3 Personal Protection
Wear a dust guard in areas where there is a high concentration of dust. If irritation occurs from exposure to material, wear appropriate protective clothing to minimise exposure. Wash hands and face thoroughly after handling and before work breaks, eating, drinking, smoking and using toilet facilities.
3.4 Flammability
Not easily inflammable. SAFE HANDLING INFORMATION
4.1 Storage / Transport
Store in a cool, dry area away from direct heat and sunlight. No special precautions are necessary.
4.2 Packaging / Labelling UN No. N/A Class None Allocated Sub Risk None Allocated Hazchem Code N/A Pack Group 0 EPG No. N/A Shipping Name SODIUM LIGNOSULPHONATE Hazard
Risk Phrases
Safety Phrases
4.3 Spills and Disposal
Spills
Clean-up personnel should wear protective clothing and breathing protection in dusty environments.
Sweep up spilled material into another container and hold for disposal. Wash spill area with water.
Disposal
Dispose of in accordance with Local, State and Federal regulations at an approved waste disposal site.
4.4 FIRE AND EXPLOSION HAZARD Fire / Explosion
Some organic powders have been known to cause dust explosions. Avoid excessive accumulation of dust on floors, beams or machinery. Ignition temperature is approximately 250 - 300 deg C.
Extinguishing Media
Fire-fighters should wear full protective clothing including self-contained breathing apparatus. Use water or carbon dioxide type extinguishers. 5 OTHER INFORMATION
Other Information
Material has been classified as inherently biodegradable. According to the Bingmann & Kuhn test on growth inhibition on microorganisms the material can be regarded as non toxic to cell division of Ps. Putida at concentrations < 5 g/l. Material has been classified as non toxic to fish.
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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