Phosphoric acid 85%
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Description
Phosphoric acid
1.CAS No.: 7664-38-2
Molecular Formula: H3PO4
Molecular Weight: 97.995
standard: GB2091-2003
2.Performance: Colorless transparent oily liquid, odorless, sour flavor, soluble in water,soluble in alcohol. Much acidity than sulfuric acid, hydrochloric acid, nitric acid.
3.Use:
Mainly use for phosphate, fertilizer, alum timber's polishing compound, bonderite, metal mundificant, organic synthesis catalyst, it is the desiccant during producing dyestuff and intermediate.
4.Specification:
| Item | Index | ||||||
| 85 | 75% | ||||||
| Chroma/Hazen ≤ | 20 | 30 | 40 | 20 | 30 | 40 | |
| (H3PO4) mass fraction % ≥ | 85.0 | 85.0 | 85.0 | 75.0 | 75.0 | 75.0 | |
| chlorid (Cl) mass fraction % ≤ | 0.0005 | 0.0005 | 0.0005 | 0.0005 | 0.0005 | 0.0005 | |
| sulfate (SO4) mass fraction % ≤ | 0.003 | 0.005 | 0.01 | 0.003 | 0.005 | 0.01 | |
| iron(Fe)mass fraction % ≤ | 0.002 | 0.002 | 0.005 | 0.002 | 0.002 | 0.005 | |
| arsenic (As) mass fraction % ≤ | 0.0001 | 0.005 | 0.01 | 0.0001 | 0.005 | 0.01 | |
| heavy metal (Pb) mass fraction % ≤ | 0.001 | 0.001 | 0.05 | 0.001 | 0.001 | 0.05 | |
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Phosphoric acid 85%