H3PO3

HCL

Cl5P

Phosphorous acid

Phosphorous acid standard:HG/T2520-93

Item

Indicator(%)

 

First-class(solid)

First-class(liquid)

Main content( H3PO3 )

≥98.0

≥80.0

Chloride( CL )

≤0.01

≤0.03

Iron (Fe)

≤0.001

≤0.003

Phosphorus hydrochloric acid( PO4 )

≤0.2

≤0.6

Sulfate ( SO4 )

≤0.008

≤0.01

Moleculr formula:H3PO3
Molecular weight:81.99
Product:phosphorous acid
English name:phosphorous acid
Appearance:white crystal
Use: Widely used for the manufacture of phosphite materials, plastics Industrial raw materials for the manufacture of plastic stabilizers, used as a reducing agent in chemical reactions, in addition to used for synthetic fibers, pesticides and industrial.
Packing and storage: Inner packing with two layers of polyethylene plastic film bags, packaging, sealing opening metal pail or fibreboard drums, packaging, use two layers within the bag with vinyl rope or equivalent quality the rope artificial Zhakou, or its equivalentway seal. Iron drums or fibreboard drums covered with lid,
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