PHOSPHORUS ACID CRYSTALS Extra Pure

Article No. Grade Purity CAS No. Molecular Formula Molecular Weight H.S. Code Shelf Life
SC0127 Extra Pure 98% 13598-36-2 H3PO3 82 2811.1990 60 Months

Packings

500 g

Physical Properties

Physical state at 20 °C Solid
Colour Colorless crystals
Odour Odorless
pH value 1
Melting point/ Freezing point [°C] 73°C
Boiling point [°C] 200°C
Vapour pressure [20°C] < 1 hPa at 20 °C
Density [g/cm3] 1.651
Solubility in water [% weight] Soluble in water

Specifications

Appearance Colorless hygroscopic crystals
Assay Min 98%
Assay (as H3PO4) Max 1%
Heavy metal (as Pb) Max 0.002%

Safety Information and Hazard Symbols

Corrosion Exclamation Mark
Symbol GHS05, GHS07
Signal Word Danger
UN No. 2834
IMCO Class No. 8
Packing Group III
Hazardous Statement H302-H314
Precaution Statement P280-P305 + P351 + P338-P310
Risk Statement
Safety Statement
Revision Date : 13-May-2015