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Phosphorous acid, 98%, extra pure, Thermo Scientific Chemicals

Catalog Number AC201155000
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500 g
1 kg
2 kg
10 kg
Glass bottle
Plastic drum
Orthophosphorous acid
Orthophosphorous acid

This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. Some documentation and label information may refer to the legacy brand. The original Acros Organics product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Color White
Melting Point 73.0°C
Boiling Point 200.0°C
Density 1.6500g/mL
Heavy Metals (as Pb) 20ppm max.
Packaging Glass bottle
Specific Gravity 1.65
Flash Point >100°C
Assay Percent Range 98%
Quantity 500 g
Physical Form Crystals
Linear Formula H3PO3
Merck Index 15, 7458
Solubility Information Solubility in water: soluble. Other solubilities: soluble in alcohol
Formula Weight 82
Percent Purity 98%
Grade Extra Pure
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.


RUO – Research Use Only

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