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 Phosphorous
acid, crystal
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 Output:10000mt/a
Specification: |
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Premium grade
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First grade
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Second grade |
| Appearance |
Pure white crystal |
White crystal |
White crystal |
| Assay |
99.0%min |
99.0%min |
98.5%min |
| Iron (Fe) |
0.0001%max |
0.0005%max |
0.002%max |
| Chloride (Cl) |
0.0005%max |
0.0005%max |
0.002%max |
| Sulphate (SO4) |
0.0001%max |
0.0005%max |
0.002%max |
| Phosphate (PO4) |
0.05%max |
0.1%max |
0.2%max |
| Plumbum (Pb) |
0.0001%max |
0.0001%max |
Caution: Second grade phosphorous acid is
made from the raffinate waste of dimethyl phosphite. The
caution should be observed when purchasing. |
| Cadmium (Cd) |
0.0001%max |
0.0001%max |
| The test of 70% concentration
water solution |
APHA 3max |
APHA 10max |
| FTU 0.1max |
FTU 1max |
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Package:25kg,500kg,1000kg/bag(Inside:PE,Outside:PP)
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