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- Contact Person : Mr. Lee Vincent
- Company Name : Tianjin Crown Champion Int'l Trading Co., Ltd.
- Tel : 86-22-59816676
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- Address : Tianjin,Tianjin,A-2-405,Guoxin Office, No. 27 Second St.,TEDA,Tianjin
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Phosphorous Acid
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1.We are Phosphorous acid manufacturer; 2.First-grade qulity, purity: 99%; 3.Technological innovation;
Product Name: | Phosphorous acid |
CAS RN: | 13598-36-2 |
Molecular Formula: | H3PO3 |
Molecular Weight: | 82.00 |
CAS RN: | 13598-36-2 |
UN Code: | 2834 |
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 | -- | -- |
Liquid POA (%) | 70-80 Min. | 70-80 Min. | -- | -- |
Phosphorous Acid
