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Phosphorous acid, 98%, extra pure, ACROS Organics™

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Glass bottle
Plastic drum
Orthophosphorous acid
Orthophosphorous acid
Quantity 500g
Color White
Additional Information phosphoric acid (H3PO4): < 1%
Assay Percent Range 98%
Linear Formula H3PO3
Merck Index 15, 7458
Chlorine (Cl) 10ppm max.
Solubility Information Solubility in water: soluble. Other solubilities: soluble in alcohol
Density 1.6500g/mL
Formula Weight 82
Physical Form Crystals
Percent Purity 98%
Grade Extra Pure
Heavy Metals (as Pb) 20ppm max.
Iron (Fe) 5ppm max.
Packaging Glass bottle
Solubility Solubility in water: soluble. Other solubilities: soluble in alcohol
Specific Gravity 1.65
Sulfate 10ppm max.
Flash Point >100°C
Melting Point 73.0°C
Boiling Point 200.0°C
Chemical Name or Material Phosphorous acid
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GHS H Statement:
Causes severe skin burns and eye damage.
Causes serious eye damage.

GHS P Statement:
IF SWALLOWED: rinse mouth. Do NOT induce vomiting.
Wear eye protection/face protection.
IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Immediately call a POISON CENTER or doctor/physician.

WARNING: The information provided on this web site was developed in compliance with European Union (EU) regulations and is correct to the best of our knowledge, information and belief at the date of its publication. The information given is designed only as a guide for safe handling and use. It is not to be considered as either a warranty or quality specification.