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Date of Issue : Mar 1998 1. IDENTIFICATION
General Product Name : SODIUM HEXAMETAPHOSPHATE Other Names : AMORPHOUS SODIUM POLYPHOSPHATE 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 : Softening water without precipitate formation, as in dyeing, laundering, textile processing, and washing operations; corrosion inhibitor in de-icing salt preparations; frozen desserts; pretanning hides in the manufacture of leather; dispersing clays and pigments; threshold treatment for scale; and corrosion prevention.
1.1 Physical Description / Properties
Appearance : Colourless-white powder, flakes or glass, odourless. Formula : Na2O:P2O5 Boiling Point : N/A deg C Melting Point : 628 deg C Vapour Pressure : N/A Specific Gravity : 2.181 (water = 1) Flash Point : N/A pH : 6 () 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
May cause irritation of the digestive tract. Eye
May cause eye irritation. Skin
May cause skin irritation. Inhaled
May cause respiratory tract irritation. 2.2 Health Effects - Chronic
No significant health effects could be found.
2.3 First Aid
Swallowed
If victim is conscious and alert, give 2-4 cupfuls of milk or water. Never give anything by mouth to an unconscious person. Seek medical attention.
Eye
Immediately flush eyes with running water for at least 15 minutes, retracting eyelids often. Seek medical attention.
Skin
Wash affected areas thoroughly with mild soap and water for at least 15 minutes while removing contaminated clothing and shoes. Seek medical attention if effects persist.
Inhaled
Remove from exposure to fresh air immediately. If not breathing give artificial respiration. If breathing is difficult, give oxygen. Seek medical attention if cough or other symptoms appear.
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 = 6200 mg/kg (Rat) ; 4320 mg/kg (Mouse) Dermal LD50 = not available Inhalation LC50 = not available Not listed as a carcinogen by ACGIH, IARC, NIOSH, NTP or OSHA.
3. PRECAUTIONS FOR USE
3.1 Exposure Standards
An exposure limit has not been established for this material by Worksafe .
3.2 Engineering Controls
Use only in naturally well-ventilated areas. Keep airborne concentrations to a minimum by the use of local or general exhaust ventilation.
3.3 Personal Protection
Wear cotton overalls to protect skin and clothing, dust mask, goggles or safety shield, PVC gloves and boots. Wash hands and face thoroughly after handling and before work breaks, eating, drinking, smoking or using toilet facilities.
3.4 Flammability
Material will not burn. SAFE HANDLING INFORMATION
4.1 Storage / Transport
Transport or store in a cool, dry place away from direct heat and incompatible materials. Store in tightly sealed containers.
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 HEXAMETAPHOSPHATE Hazard
Risk Phrases
Safety Phrases
4.3 Spills and Disposal
Spills
Avoid raising dust. Clean-up personnel should wear full protective clothing including breathing protection for dusty areas.
Sweep or vacuum up material and place inside suitable containers for reuse or disposal. Wash spill site with copious quantities of water after initial spill pickup is complete.
Disposal
Dispose of in accordance with all Local, State or Federal regulations to an approved landfill or at an approved waste disposal facility.
4.4 FIRE AND EXPLOSION HAZARD Fire / Explosion
Material will not burn or explode. Material is stable under normal temperatures and pressures. No incompatible materials reported. Hazardous decomposition products include oxides of phosphorous and toxic fumes of sodium oxide. Hazardous polymerisation has not been reported.
Extinguishing Media
Fire-fighters should wear full protective clothing including self-contained breathing apparatus. Use dry chemical, carbon dioxide, water spray or alcohol- resistant foam type extinguishers. Use equipment/media appropriate to surrounding fire conditions. 5 OTHER INFORMATION
Other Information
No data 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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