Material Safety Data Sheet Page 1 of 3
Infosafe No. 1CH5B Issue Date: May 2002 MODIFIED by CHEMSUPP
Product Name: POTASSIUM DIHYDROGEN ORTHOPHOSPHATE Anhydrous
Not Hazardous according to criteria of Worksafe Australia
COMPANY DETAILS
Company Name CHEM-SUPPLY Pty Ltd (ABN 19008264211 )
Address 62 Bedford Street GILLMAN SA 5013
Emergency Tel. 000
Tel/Fax Ph: (08) 8440 2000 Fax: (08) 8440 2001
Other Information Chem-Supply Pty Ltd does not warrant that this product is suitable for any use or
purpose. The user must ascertain the suitability of the product before use or
application intended purpose. Preliminary testing of the product before before
use or application is recommended. Any reliance or purported reliance upon
Chem-Supply Pty Ltd with respect to any skill or judgement or advice in relation
to the suitability of this product of any purpose is disclaimed. Except to the
extent prohibited at law, any condition implied by any statute as to the
merchantable quality of this product or fitness for any purpose is hereby
excluded. This product is not sold by description. Where the provisions of Part
V, Division 2 of the Trade Practices Act apply, the liability of Chem-Supply Pty
Ltd is limited to the replacement of supply of equivalent goods or payment of the
cost of replacing the goods or aquiring equivalent goods.
IDENTIFICATION
Product Name POTASSIUM DIHYDROGEN ORTHOPHOSPHATE Anhydrous
Other Names Name Mancode
Monopotassium dihydrogen phosphate
Potassium acid phosphate
Potassium phosphate, monobasic
Sorensen's potassium phosphate
Potassium dihydrogen phosphate
POTASSIUM DIHYDROGEN ORTHOPHOSPHATE PA009
Anhydrous AR
POTASSIUM DIHYDROGEN ORTHOPHOSPHATE PL009
Anhydrous LR
POTASSIUM DIHYDROGEN ORTHOPHOSPHATE PP009
Anhydrous FG
mono-POTASSIUM PHOSPHATE TG PT009
Poisons Schedule Not Scheduled
Product Use Laboratory reagent, buffer and sequestrant, yeast foods, baking powder and
nutritional supplement in food.
Physical Data
Appearance Colourless crystals or white powder.
Melting Point 253 掳C
Specific Gravity 2.338
Solubility in Water 222 g/L @ 20 掳C
Other Properties
Corrosiveness May be mildly corrosive to steel and aluminium.
pH Value pH of 5% solution @ 25 掳C: 4.1-4.5
Solubility in Insoluble in alcohol.
Organic Solvents
Odour Odourless.
Form Solid
Stability Stable. Slightly hygroscopic.
Haz. Polymerization Will not occur.
Materials to Avoid Strong bases.
Formula KH2PO4
Molecular Weight 136.09
Ingredients
Ingredients Name CAS Proportion
Potassium dihydrogen orthophosphate 7778-77-0 100%
HEALTH HAZARD INFORMATION
Material Safety Data Sheet Page 2 of 3
Infosafe No. 1CH5B Issue Date: May 2002 MODIFIED by CHEMSUPP
Product Name: POTASSIUM DIHYDROGEN ORTHOPHOSPHATE Anhydrous
Not Hazardous according to criteria of Worksafe Australia
Health Effects
Acute - Swallowed Ingestion of large amounts may cause diarrhea, nausea, vomiting and cramps. In
addition, symptoms of potassium poisoning may occur, including slow heartbeat,
accelerated breathing, muscle weakness and, in severe cases, paralysis.
Acute - Eye May cause mild irritation.
Acute - Inhaled Dust and mist may be irritating to nose and throat, causing coughing and choking.
Chronic Repeated or prolonged skin contact may cause dermatitis.
First Aid
Swallowed Rinse mouth thoroughly with water immediately. Give water to drink. DO NOT
induce vomiting. If vomiting occurs give further water to achieve effective
dilution. Seek medical attention.
Eye Irrigate with copious quantity of water for 15 minutes. Seek medical
assistance if symptoms persist.
Skin Wash affected areas with copious quantities of water. Seek medical advice if
effects persist.
Inhaled Remove victim to fresh air. Seek medical advice if effects persist.
First Aid Facilities Maintain eyewash fountain in work area.
Advice to Doctor
Advice to Doctor Treat symptomatically.
Other Health Hazard Information
PRECAUTIONS FOR USE
Other Exposure TWA: 10 mg/m3 - inspirable dust - Worksafe Aust.
Info.
Eng. Controls Maintain concentration below recommended exposure limit. Local exhaust
ventilation system may be required.
Personal Protection
Respirator Type Dust/mist respirator if conditions indicate.
(AS 1716)
Eye Protection Safety glasses.
Clothing Wear suitable protective clothing and gloves to prevent skin contact.
Flammability
Fire Hazards Non combustible material.
SAFE HANDLING INFORMATION
Storage and Transport
Storage Precautions Store in a cool,dry place. Keep containers securely sealed and protected
against physical damage.
Handling Avoid generating and inhaling dust.
Spills and Disposal
Spills & Disposal Do NOT touch or walk through this product. Stop leak if safe to do so. Prevent
entry into waterways, drains, confined areas. Prevent dust cloud. Use clean
non-sparking tools to collect material and place it into loosely-covered plastic
containers for later disposal.
Fire/Explosion Hazard
Fire/Explos. Hazard Material does not burn. Fire or heat will produce irritating, poisonous and/or
corrosive gases. Runoff may pollute waterways.
Hazardous Phosphorous oxides.
Combustion
Products
Fire Fighting Use measures suitable for extinguishing surrounding fire.
Procedures
Fire Fighting Use suitable protective equipment for surrounding fire.
Precautions
Hazardous Reaction May react violently with strong bases.
OTHER INFORMATION
References Australian Health Ministers' Advisory Council, 'Standard for the Uniform
Scheduling of Drugs and Poisons No.16', AGPS, Canberra 2001.
Lewis, Richard J. Sr.'Hawley's Condensed Chemical Dictionary 12th. Ed.', Rev.,
Material Safety Data Sheet Page 3 of 3
Infosafe No. 1CH5B Issue Date: May 2002 MODIFIED by CHEMSUPP
Product Name: POTASSIUM DIHYDROGEN ORTHOPHOSPHATE Anhydrous
Not Hazardous according to criteria of Worksafe Australia
Van Nostrand Reinhold, NY, 1993.
National Road Transport Commission, 'Australian Dangerous Goods Code 6th. Ed.',
AGPS, Canberra, 1998.
South Australia Government, 'Approved Code of Practice for the Labelling of
Workplace Substances', 1995.
Standards Australia, 'Dangerous Goods - Initial Emergency Response Guide', 1997.
Worksafe Australia, 'Approved Criteria for Classifying Hazardous Substances
[NOHSC:1008(1999)]', AGPS, Canberra 1999.
Worksafe Australia, 'List of Designated Hazardous Substances
[NOHSC:10005(1999)]', AGPS, Canberra 1999.
Worksafe Australia, 'National Code of Practice for the Labelling of Workplace
Substances [NOHSC:2012(1994)]', AGPS, Canberra 1994.
Worksafe Australia, 'National Exposure Standards for Atmospheric Contaminants in
the Occupational Environment [NOHSC:1003(1995)]', AusInfo Department of Finance
and Administration, Canberra 1995.
User Codes User Code
CAS No 7778-77-0
CONTACT POINT
Contact Scott Mayfield Ph. (08) 8440 2000 DISCLAIMER STATEMENT:
All information provided in this data sheet or by our technical representatives
is compiled from the best knowledge available to us. However, since data, safety
standards and government regulations are subject to change and the conditions of
handling and use, or misuse, are beyond our control, we make no warranty either
expressed or implied, with respect to the completeness or accuracy to the
information contained herein. Chem-Supply accepts no responsibility whatsoever
for its accuracy or for any results that may be obtained by customers from using
the data and disclaims all liability for reliance on information provided in this
data sheet or by our technical representatives.
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