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Puyang Tiancheng Chemical Co., Ltd.
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 Click to enlarge image
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 Origin |
China |
| Model Number |
29151200 |
| CAS No. |
64-18-6 |
| Purity |
90 |
| Formic acid |
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CAS RN:64-18-6
Molecular formula:CH2O2
Uses:For the preparation of formate, formic acid ester, formamide and so on, or also used in medicine, printing and dyeing, dye, leather industry
Quality assay
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Item
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Index
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Top grade
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First grade
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Qualified product
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Chroma(Pt-Co)≤
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10
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20
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Assay%≥
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90.0
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85.0
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85.0
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Dilution test(Acid+water=1+3)%≤
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no cloudy
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Qualified
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Chloride(as C1)%≤
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0.003
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0.005
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0.020
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Sulfate (as S04)%≤
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0.001
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0.002
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0.050
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Iron (as Fe)%≤
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0.0001
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0.0005
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0.0010
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Residue on evaporation %≤
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0.006
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0.020
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0.080
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