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7664-38-2 Phosphoric acid orthophosphoric acid
CAS NO.: 7664-38-2
UN NO.: 1805
Molecular Formula: H3PO4
Molecular Weight : 97.99
Melting Point: 42.4 °C (Pure H3PO4)
Boiling Point: 260 °C
Specific Gravity: 1.87
Flash Point: None
Solubility in Water: Miscible
ITEMS | STANDARD | RESULTS |
Apperance | Transparent colorless fluid(3.22NTU) | |
Actual Active Ingredient(H3PO4) | 85%min | 85.1% |
Chloride(as cl) | 0.0005%max | 0.0003% |
Sulphate(as SO4) | 0.005%max | 0.003% |
Heavy metal(Pb) | 0.001%max | N.D |
Arsenic(as As) | 0.005%max | N.D |
Iron(as Fe) | 0.002%max | 0.0004% |
Acetic Acid(as CH3COOH) | 3.0%max | 2.5% |
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