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Date of Issue : Jan 2002 1. IDENTIFICATION
General Product Name : SODIUM SULPHATE ANHYDROUS Other Names : SALT CAKE ; DISODIUM SULPHATE ANHYDROUS SODIUM SULPHATE 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 : Manufacture of kraft paper, paperboard and glass, filler in synthetic detergents, sodium salts, ceramic glazes, processing textile fibers, dyes, tanning, pharmaceuticals, freezing mix, laboratory reagent, food additive.
1.1 Physical Description / Properties
Appearance : White odourless crystals or powder. Formula : Na2SO4 Boiling Point : N/A deg C Melting Point : 884 deg C Vapour Pressure : N/A Specific Gravity : 2.68 (water = 1) Flash Point : N/A pH : 9-10 (10% solution) Solubility in water : Sol. 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 data available 1.3 Ingredients
2. HEALTH HAZARD INFORMATION
2.1 Health Effects - Acute Swallowed
Mildly toxic by ingestion. Slowly absorbed by the alimentary tract. Beacuse of osmotic activity, it will draw water into the lumen of the bowl and may cause purging, fluid loss, blood in stools, fall of blood pressure and high levels of sodium in blood. Eye
May cause irritation due to physical abrasiveness Skin
May cause irritation due to physical abrasiveness. Repeated contact may cause dermatitis. Not a sensitiser. Inhaled
Non-harmful by inhalation. 2.2 Health Effects - Chronic
No data available
2.3 First Aid
Swallowed
Give water to drink. DO NOT induce vomiting. Transport to Hospital or Medical Centre without delay.
Eye
Immediately irrigate with copious quantities of water for at least 15 minutes with eyelids held open. Transport to a Hospital or Medical Centre without delay
Skin
Wash affected areas with water for at least 15 minutes.
Inhaled
Remove victim to fresh air. If symptoms occur 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 = 5989 mg/kg (Rat) Dermal LD50 = not available Inhalation LC50 = not available This product does not contain any components listed by NTP, IARC or OSHA as carcinogens at OSHA reportable levels. Investigated as a tumorigen, mutagen, reproductive effector.
3. PRECAUTIONS FOR USE
3.1 Exposure Standards
TLV : 15 mg/m3 (nuisance dust particulates) TLV : 5 mg/m3 (respirable fraction)
3.2 Engineering Controls
Use only in well ventilated areas. Use local exhaust ventilation. Ensure ventilation is adequate to maintain air concentrations below exposure standards.
3.3 Personal Protection
Contact with skin, eyes, and inhalation of dust/vapours must be strictly avoided Use only in a well ventilated area. Wear cotton gloves. In the absence of adequate ventilation, and/or exposure exceeds the TLV, wear air-supplied or combination organic vapour/acid gas respirator with a dust and mist prefilter. Wash hands and face thoroughly after handling and before work breaks, eating, drinking, smoking and using toilet facilities. Prevent concentration in hollows and sumps. DO NOT enter confined spaces until atmosphere has been checked. Launder contaminated clothing before reuse.
3.4 Flammability
Non flammable under conditions of use. SAFE HANDLING INFORMATION
4.1 Storage / Transport
Keep in a tightly closed container, stored in a cool, dry, ventilated area. Protect against physical damage. Isolate from incompatible substances. Containers of this material may be hazardous when empty since they retain product residues (dust, solids); observe all warning and precautions listed for the product.
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 SULPHATE ANHYDROUS Hazard
Risk Phrases
Safety Phrases
4.3 Spills and Disposal
Spills
Clean up personnel should wear full protective clothing. DO NOT discharge into drains, waterways, sewers or the environment.
Ventilate area of leak or spill. Sweep up and containerise for reclammation or disposal. Vacuuming or wet sweeping may be used to avoid dust dispersal.
Disposal
Dispose of in accordance with all Local, State and Federal regulations at an approved waste disposal facility.
4.4 FIRE AND EXPLOSION HAZARD Fire / Explosion
Product does not burn. Hazardous decomposition products include oxides of sulphur and sodium. In combination with sodium sulphate, aluminium and magnesium will explode at 800 deg C, strong mineral acids and bases. Conditons to avoid - air, moisture and incompatibles.
Extinguishing Media
Use equipment/media appropriate to surrounding fire conditions. Fire-fighters should wear full protective clothing including self-contained breathing apparatus. 5 OTHER INFORMATION
Other Information
DO NOT allow product to enter drains, waterways, sewers or the environment. Solubility in water @ 25 deg C = 22%
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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