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Date of Issue : Jul 2001 1. IDENTIFICATION
General Product Name : SILICA GEL (BLUE) Other Names : SILICA GEL DESICCANT 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 : Dehumidifying and dehydrating agent, air-conditioning, drying of compressed air and other gases, and liquids, such as refrigerants and oils containing water in suspension, recovery of natural gasoline from natural gas, bleaching of petroleum oils, catalyst and catalyst carrier, chromatography, anti-caking agent in cosmetics and pharmaceuticals, in waxes to prevent slipping, in dietary supplements.
1.1 Physical Description / Properties
Appearance : Blue granules odourless. Formula : No information available. Boiling Point : N/A deg C Melting Point : N/A deg C Vapour Pressure : N/A Specific Gravity : 2.1 (water = 1) Flash Point : N/A pH : N/A () Solubility in water : Insol 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
Solubility in water = Insoluble. 1.3 Ingredients
2. HEALTH HAZARD INFORMATION
2.1 Health Effects - Acute Swallowed
No adverse effects expected. Eye
May cause irritation, redness and pain. Skin
May cause irritation with dryness and abrasion. Inhaled
May cause dryness and irritation to mucous membranes, nose and throat. Symptoms may include coughing, sore throat and wheezing. 2.2 Health Effects - Chronic
Repeated exposure may cause symtpoms similar to those listed for acute effects.
2.3 First Aid
Swallowed
Wash out mouth thoroughly with water. In severe cases obtain medical attention.
Eye
Immediately flush eyes with plenty of water for at least 15 minutes, lifting upper and lower eyelids occasionally. Get medical attention if irritation persists.
Skin
Immediately flush skin with plenty of soap and water for at least 15 minutes. Remove contaminated clothing and shoes. Wash clothing before reuse. Thoroughly clean shoes before reuse. Get medical attention if irritation develops.
Inhaled
Remove to fresh air. Get medical attention for any breathing difficulty.
First Aid Facilities
Ensure an eye bath and safety shower are available and ready for use.
2.5 Advice to Doctor
Treat systomatically based on individual reactions of patient and judgement of doctor.
2.6 Toxicity Data
Oral LD50 (rat): > 31,600 mg/kg. A new EU directive (98/98EC) has classified cobalt chloride as a possible carcinogen.
3. PRECAUTIONS FOR USE
3.1 Exposure Standards
TWA: 10 mg/m3 according to Worksafe . OES, Longterm: 3 mg/m3 - Silica emorphous, respirable dust.
3.2 Engineering Controls
Use adequate ventilation to ensure that airbourne concentrations are kept below the exposure standard. Use extraction hood. Use ventilation as appropriate to quantity handled.
3.3 Personal Protection
Use dust respirator. Ensure respirator is clean, well fitting and in good working order. All respirators should comply with n Standard AS1716 and be used in accordance with AS1715. Use rubber or plastic gloves. If handling large quantites use plastic aprons, sleeves, and boots. Wear long sleeves and close-weave cotton.
3.4 Flammability
Not flammable. SAFE HANDLING INFORMATION
4.1 Storage / Transport
Store at room temperature (15-25 deg C recommended). Keep well closed and protected from direct sunlight and moisture. Keep away from hydrogen halides, halogen oxides, light metals/heat, XeF6.
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 SILICA GEL (BLUE) Hazard
Risk Phrases
Safety Phrases S22 Do not breathe dust.
4.3 Spills and Disposal
Spills
Clean up personnel should wear appropriate protective clothing. Do not allow to mix with hydrogen halides, halogen oxides, light metals/heat, XeF6.
Liquids should be contained with sand or earth, and both liquids and solids transferred to suitable containers.
Disposal
Dispose in accordance with regulations. No environmental hazards anticipated provided that the material is handled and disposed of with due care and attention. Can be safely disposed of as ordinary refuse.
4.4 FIRE AND EXPLOSION HAZARD Fire / Explosion
Not flammable. Avoid incompatibles such as hydrogen fluoride, fluorine, oxygen difluoride, chlorine triluoride, strong acids, strong bases and oxidisers. Avoid extreme heat conditions and moisture conditions. Hazardous decomposition products include oxides of carbon and silicon may be formed when heated to decomposition.
Extinguishing Media
Firefighters should wear full protective clothing including self contained breathing apparatus. Use extinguishing media relative to combustible materials on fire. 5 OTHER INFORMATION
Other Information
Ecological information - When released into the soil, this material is not expected to biodegrade. This material is not expected to be toxic to aquatic life.
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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