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Quick Details

  • Classification: Phosphorous Acid
  • CAS No.: 13598-36-2
  • Other Names: Phosphorous acid
  • MF: H3PO3
  • EINECS No.: 237-066-7
  • Place of Origin: China (Mainland)
  • Grade Standard: Industrial Grade
  • Purity: 99% min, 98.5% min
  • Appearance: White crystal
  • Application: Widely used as the raw materials to make phosphorous
  • appearance: Achromatic crystal

Packaging & Delivery

Packaging Details packing:Film Plastic Knitted Bag,kraft paper complex bag inner
layer,double layers plastic bag with net weight of 25kg or according customers requirements
Delivery Time Prompt shipment

                                                    Phosphorous acid

Molecular weight
   81.99
CAS No.
13598-36-2
Density
1.65
Melting point
73

Boiling point

200
Character
 Achromatic crystal,density1.65g/m3,better hygroscopi-
city,dissolved easily in the water,has corrosive characteristics
Usage
Widely used as the raw materials to make phosphorous
acid salt,used as the raw materials for making of plastic
stabilizator in the plastic industry,used as reducer in
chemical reaction,also used in the olefin industry,
agricultural chemical industry and so on.
Export
Film Plastic Knitted Bag,kraft paper complex bag inner
layer,double layers plastic bag with net weight of 25kg

 

                  

  Test Item

Top Grade-1

Top Grade-2

First Grade I

First Grade III

Main content (H3PO3 in dollars) (%)

99.0 Min

99.0 Min

98.5 Min

98.5 Min

Iron (FE) (PPM)

5 Max

10 Max

20 Max

50 Max

Chloride (Cl) (%)

0.0008 Max

0.001 Max

0.002 Max

0.02 Max

Sulphate (SO4 in dollars)

0.0008 Max

0.006 Max

0.008 Max

0.01 Max

Phosphate (PO4 in dollars)

0.05 Max

0.1 Max

0.2 Max

0.6 Max

Appearance

Pure White Crysta

Pure White Crystal

Pure White Crysta

Pure White Crysta

70% Aqueous Solution Test

Colorless transparent

Colorless transparen

 


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Liquid POA (%)

70-80 Min.

70-80 Min.

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Trade Assurance
China (Mainland) | Trading Company
Transaction Level:
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1 Transactions 4,000+
The supplier’s transactions conduted via Alibaba.com in the past 6 months.
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Supplier's Trade Assurance Limit: US $86,000
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