Ortho -Phosphoric Acid presents a precisely defined set of physicochemical properties. Its molecular formula is H3O4P, with a molecular weight of 97.995. It solidifies at 42.2 °C. The substance carries the hazard signal word "Danger," indicating potential risks associated with its handling. Further confirmed properties include its ability to cause severe skin burns and eye damage, as well as being potentially corrosive to metals and harmful if ingested.

• CAS Number: 7664-38-2
• Molecular Weight: 97.995
• Boiling Point: greater than 130.0 °C
• Exact Mass: 97.97689557
• Vapour Density: Relative vapor density
• Molecular Formula: H3O4P
• Melting Point: 42.2 °C
• GHS Signal Word: Danger
• Hazard Statements:
• H314: Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]
• H290: May be corrosive to metals [Warning Corrosive to Metals]
• H302: Harmful if swallowed [Warning Acute toxicity, oral]