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Phosphorus pentoxide

CAS No.1314-56-3

Synonym: Phosphoric anhydride; Phosphorus(V) oxide; phosphorus pentoxidedessicant; Phosphorous Pentoxide;

Molecular Formula: P2O5

Molecular Weight: 141.94

IMDG Classification and Number:

GB8.1 class 81063. Original iron regulation: first class inorganic acid corrosive substance, 91034，UN NO.: 1807. IMDG CODE 8198 page, 8 class.

Uses: Raw material for phosphorus oxychloride and metaphophoric acid, it can also be used in surfactant,

dehydrating agent, drying agent, antistatic agent, drug.Properties:This product is white crystalline powder. Density is 0.9g/cm3，

sublimates at 300℃. Melting point is 580-585℃. Vapor pressure 133.3Pa (384℃). Hazardous Characteristics:

Non-combustible. Reacts with water and organic matters like wood, cotton or grass, and gives off heat.

Emergency Measures: The firefighter shall well protective clothing, use dry sand and dry powder to put out fires.

Emergency treatment: the patients should from the pollutant area to fresh air, rinse the eyes with water forat least

15 minutes,

rinse the skin with a plenty of water, ask for medical advice.Storage and Transportation:

Corrosive substance. Packing: (II) class. Keep in cool, dry and well-ventilated warehouse. Separate from inflammable matter,

alkali. Handle with care,

to protect from damage, and damp.

Packing: bag,paper drum,HDPE drum,or as customer’s required

Specifications & Technical Data:

Item	Index
Item	Chemical pure	Analytic pure	Industrial grade
Assay	≥99%	≥99.5%	≥99.5%
Live R	1.2	1.7	2.0
Reduced (P2O3)	≤0.02	≤0.01	≤0.01
Learity test	Qualified	Qualified	Qualified
Water insoluble matter	≤0.02	≤0.02	≤0.02
Total N	≤0.01	≤0.002	≤0.002
Heavy metals with (the Pb allounts)	≤0.01	≤0.002	≤0.002
Fe	≤0.01	≤0.002	≤0.001
As	≤0.01	≤0.005	≤0.003

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