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Date of Issue : May 2000 1. IDENTIFICATION
General Product Name : AMMONIUM DIMOLYBDATE 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 : Dyestuff, pigment, catalyst, metallurgical industrial, etc.
1.1 Physical Description / Properties
Appearance : White crystalline powder with salted odour. Formula : (NH4)2Mo2O7 Boiling Point : N/A deg C Melting Point : 700 deg C Vapour Pressure : N/A Specific Gravity : 2.498 (water = 1) Flash Point : N/A pH : N/A () 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
Vapour pressure - mol/L H2O 1.0: 4479.6 Pa, mol/L H2O 2.0: 9545.9 Pa, mol/L H2O 3.0: 15425.4 Pa, mol/L H2O 4.0: 21678.2 Pa. Solubility in H2O @ 20 deg C: 30-40g/100ml H2O. Solubility; soluble in water, insoluble in acetone. Reactivity: absorb moisture from the air, avoid contact with acid. 1.3 Ingredients
2. HEALTH HAZARD INFORMATION
2.1 Health Effects - Acute Swallowed
Ingestion may cause severe irritation of mouth and digestive system. Eye
Contact with solutions may injure eyes. Skin
Contact with skin will result in irritation, contact solution may cause skin burns. Inhaled
Inhalation of dust will result in respiratory irritation. 2.2 Health Effects - Chronic
No information available.
2.3 First Aid
Swallowed
Give water to drink. Do not induce vomting. Seek immediate medical assistance.
Eye
Immediately irrigate with copious amounts of water for at least 10 minutes. Eyelids should be held open must guard against knead. Seek immediate medical assistance.
Skin
Wash contaminated skin with plenty of water, do not wipe with towel. Remove contaminated clothing and wash before reuse. If irritation occurs, seek medical advice.
Inhaled
Remove from exposure, avoid becoming casualty. Seek medical advice.
First Aid Facilities
Ensure an eye bath and safety shower available and ready for use.
2.5 Advice to Doctor
Treat symptomatically based on individual reactions of patient and judgement of doctor.
2.6 Toxicity Data
No information available.
3. PRECAUTIONS FOR USE
3.1 Exposure Standards
Limit volume: 2mg/m (gasoloid), 4mg/m (dust).
3.2 Engineering Controls
Ensure adequate ventilation to keep airbourne concentrations low.
3.3 Personal Protection
Wear overalls, safety glasses, and impervious gloves. Wear respiratory protection in dusty environments.
3.4 Flammability
Not combustible. Decomposes. SAFE HANDLING INFORMATION
4.1 Storage / Transport
Keep contained closed to prevent moisture absorption. Keep away from water and acids.
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 AMMONIUM DIMOLYBDATE Hazard HARMFUL
Risk Phrases R36/37/38 Irritating to eyes, respiratory system and skin. R40/20/22 Harmful : possible risk of irreversible effects through inhalation and if swallowed.
Safety Phrases S22 Do not breathe dust. S25 Avoid contact with eyes. S26 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S37/39 Wear suitable gloves and eye/face protection.
4.3 Spills and Disposal
Spills
Clean up personnel should wear full protective clothing including respiratory protection. Avoid raising dust.
Collect spilled material and transfer to suitable labelled and sealable container. Hold for later disposal.
Disposal
Dispose according to all local, state, and federal regulations.
4.4 FIRE AND EXPLOSION HAZARD Fire / Explosion
Not combustible. Decomposes when exposed to fire conditions.
Extinguishing Media
Firefighters should wear full protective clothing including self contaned breathing apparatus. Use carbon dioxide, dry chemical powder or appropriate foam as extinguishing media. 5 OTHER INFORMATION
Other Information
No information available.
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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