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Introduction ( Phosphoric Acid CAS No.7664-38-2)
Phosphoric acid, also known as orthophosphoric acid or phosphoric(V) acid, is a weak acid with the chemical formula H3PO4. It is normally encountered as a colorless, syrup of 85% concentration in water. The pure compound is a colorless solid.Phosphoric acid is commonly encountered in chemical laboratories as an 85% aqueous solution, which is a colourless, odourless, and non-volatile syrupy liquid. Although phosphoric acid does not meet the strict definition of a strong acid, the 85% solution can still severely irritate the skin and damage the eyes.
Molecular formula:H3PO4
Molecular weight:97.99
Content:75%,81%,85%.
Properties: Colorless transparent viscous liquid. It is odorless, very sour, melting point 42.35 C, soluble in water, soluble in
ethanol. It can stimulate skin inflammation, destroy body tissues, and has hygroscopicity.
Common Name | Phosphoric acid | ||
CAS Number | 7664-38-2 | Molecular Weight | 97.995 |
Density | 2.2±0.1 g/cm3 | Boiling Point | 158.0±0.0 °C at 760 mmHg |
Molecular Formula | H3O4P | Melting Point | ~40 °C(lit.) |
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