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Phosphorous acid, 97%, Thermo Scientific™

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Phosphonic acid
Phosphonic acid

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

Appearance White crystals
Assay Percent Range 97%
UN Number UN2834
Merck Index 14,7346
Solubility Information Soluble in water and alcohol.
Density 1.651 g/cm3 at 20°C
Formula Weight 82
Physical Form Crystals
Percent Purity 97%
Odor Odorless
Sensitivity Air sensitive; Hygroscopic
Melting Point 74°C
Boiling Point 200°C (decomposition)
Color White
Quantity 500g
Chemical Name or Material Phosphorous acid
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Keep container in a well ventilated place. Keep away from combustible material. When using do not eat or drink. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. Wear suitable protective clothing, gloves and eye/face protection. In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible). This material and/or its container must be disposed of as hazardous waste.



DOTInformation : Transport Hazard Class: 8; Packing Group: III; Proper Shipping Name: PHOSPHOROUS ACID

EINECSNumber : 237-066-7

RTECSNumber : SZ6400000

TSCA : Yes

Recommended Storage : Ambient temperatures

RUO – Research Use Only