July 9, 2020
July 9, 2020



Grade : Technical
Form : Liquid
Spec. No : PR/HPA-30/17/07-01
Other Trade Name : Phosphinic acid/ HPA
CAS NO. : 6303-21-5
UN No. : 3264
Chemical Formula : H3PO2
Class : 8
Molecular Weight : 66.0g/mol
Packing Group : II
Product Description : Colorless to pale yellow liquid
Assay (%) : 30 min
Phosphorous acid (%) : 0.3% max
Specific gravity : 1.150-1.180
Color (Pt-Co) : 30 max
Chloride (%) : 0.01 max
Sulphate (%): 0.01 max
Calcium (%) : 0.01 max
Iron (ppm) : 5 max
Copper (ppm) : 1 max
Lead (ppm): 1 max
Arsenic (ppm) : 1 max
Antimony (ppm): 1 max
Applications : Hypophosphorous acid is used as a pharmaceutical additive as antioxidant, as an
ingredient of electroless plating solutions, for the retrieval of precious or non-ferrous metals
as a water treatment agent, as a meat preservative
to prevent the discoloration of polymers and for the production of chemicals

Safety and Handling : Refer Safety Data Sheet
Technical Service : For technical assistance, pricing and further information, please contact us through
E-mail at – ;


Information herein is given in good faith. Prasol Chemicals Pvt. Ltd. makes no representations or warranties as to the completeness or accuracy thereof. Information is supplied upon the condition that the persons receiving the same will make their own determination as to its suitability for their purpose prior to use. Prasol Chemicals Pvt. Ltd. shall not be responsible for damages of any nature whatsoever resulting from the use or reliance upon this information. The data provided are based on samples tested and are not guaranteed for all samples or applications. Such data are intended as guides only. No representations or warranties for a particular purpose or any other nature are made with respect to this information or the product.

Office : ‘PRASOL HOUSE’, Plot No. A-17/2/3, T. T. C. Indl. Area, Khairne M. I. D. C., Navi Mumbai – 400 710, M.S., India.
Tel : +91-22- 2778 2555/61952500 Fax : +91-22- 61952577

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