This product is Ortho -Phosphoric Acid, available in a 1 liter plastic container. It belongs to the category of Lewis Acids and is identified by the CAS Number 7666-38-2. Phosphoric acid is its preferred name, with a molecular formula of H3O4P and a Molecular Weight of 98.00 g/mol. In the workplace, it is classified as a corrosive material and requires the use of safety goggles and gloves. The recommended indicative occupational exposure limit value for the European Union is an 8-hour limit value of 1 mg/m3 and a short-term limit value of 2 mg/m3.

• CAS Number: 7664-38-2
• Molecular Formula: H3O4P
• Molecular Weight: 97.995
• Exact Mass: 97.97689557
• Boiling Point: greater than 266 °F at 760 mmHg (USCG, 1999)
• Melting Point: 108 °F (NIOSH, 2024)
• Density: Relative Vapour Density (air = 1): 3.4
• GHS Signal Word: Danger
• Hazard Statements:
• H314: Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]
• H290 (18%): May be corrosive to metals [Warning Corrosive to Metals]
• H302: Harmful if swallowed [Warning Acute toxicity, oral]