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PHOSPHORUS PENTOXIDE AR/ACS

Phosphoric anhydride; Phosphorus(V) oxide

COAs

Packings

500 g (00500)

1GBAB00091
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Article No. 05261 Grade AR/ACS
Purity 98% CAS No. 1314-56-3
Molecular Formula P2O5 Molecular Weight 141.94
H.S. Code 2809.1000 Shelf Life 60 Months

Physical Properties

Physical state at 20 °C Solid Colour White powder
Odour Pungent odour pH value <2
Melting point/ Freezing point [°C] 340 °C Vapour density 4.9
Density [g/cm3] 2.3 Solubility in water [% weight] Exothermic reaction with water

Specifications

Appearance White hygroscopic powder Assay (P2O5) Min 98%
Chloride (Cl) Max 0.001% Nitrate (NO3) Max 0.0005%
Insoluble matter Max 0.02% Reducing substances (as P2O3) Max 0.02%
Ammonium (NH4) Max 0.001% Heavy metal (as Pb) Max 0.01%
Arsenic (As) Max 0.005% Lead (Pb) Max 0.005%
Cadmium (Cd) Max 0.0005% Iron (Fe) Max 0.001%
Potassium (K) Max 0.005% Cobalt (Co) Max 0.0005%
Copper (Cu) Max 0.0005% Manganese (Mn) Max 0.0005%
Sodium (Na) Max 0.005% Nickel (Ni) Max 0.0005%
Zinc (Zn) Max 0.0005%

Safety Information and Hazard Symbols

Corrosion
Symbol: GHS05
 Signal Word: Danger
 UN No.: 1807
 IMCO Class No.: 8
 Packing Group: II
 Hazardous Statement: H314
 Precaution Statement: P280-P305 + P351 + P338-P310
Revision Date: 06-Dec-2016

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