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HYPOPHOSPHORUS ACID Extra Pure

HYPOPHOSPHORUS ACID Extra Pure

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Description

Phosphinic acid
Article No. 04153 Grade Extra Pure
Purity 30% CAS No. 6303-21-5
Molecular Formula HPH2O2 Molecular Weight 66.00
H.S. Code 2811.1920 Shelf Life 60 Months

Physical Properties
Physical state at 20 °C Liquid Colour Clear Colorless
Odour Odorless pH value 1
Melting point/ Freezing point [°C] -25°C Decomposition point [°C] 108°C
Boiling point [°C] 108°C Vapour pressure [20°C] < 17 mm Hg 20 °C
Vapour pressure mm/Hg < 17 mm Hg 20 °C Density [g/cm3] 1.20 – 1.25
Solubility in water [% weight] Soluble in water

Specifications
Appearance A clear, colourless liquid
Assay (alkalimetric) 30 – 32%
Arsenic (As) Max 0.0001%
Calcium (Ca) Max 0.005%
Iron (Fe) Max 0.002%
Copper (Cu) Max 0.0005%
Sodium (Na) Max 0.05%
Heavy metal (as Pb) Max 0.001%
Chloride (Cl) Max 0.02%
Sulphate (SO4) Max 0.02%

Packings
500 ml 00500
2500 ml 02500
2500 ml 02500

Safety Information
Symbol: GHS05
Signal Word: Danger
UN No.: 3264
IMCO Class No.: 8
Packing Group: III
Hazardous Statement: H314
Precaution Statement: P280-P305 + P351 + P338-P310

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