Description
| CAS | 7664-38-2 |
| Molecular Formula | H3PO4 |
| Molecular Weight | 98.00 |
| Shelf Life | 60 Months |
| Physical Properties | |||
| Physical State at 20 °C | Liquid | Colour | Clear Colorless |
| Odour | Odorless | pH Value | 1.5 |
| Melting Point/ Freezing Point [°C] | 40 °C | Boiling Point [°C] | 158 °C |
| Vapour Pressure [20°C] | 0.03 mm Hg @ 20°C | Vapour Pressure Mm/Hg | 0.03 mm Hg @ 200C |
| Vapour Density | 3.4 | Density [g/cm3] | 1.685 |
| Solubility in Water [% weight] | Completely miscible | ||
| Specifications | |||
| Appearance | Clear colorless viscous liquid | Assay (Acidimetric) | 84 – 90% |
| Solubility | To comply the test | Relative Density | about 1.7 |
| Identification | To comply the test | Appearance of Solution | To comply the test |
| Substance Precipitated By Nh3 | To comply the test | Hypophosphorous Acid And Phosphorous Acid | To comply the test |
| Alkali Phosphate | To comply the test | Aluminium And Calcium (Al, Ca) | To comply the test |
| Chloride (Cl) | Max 0.005% | Sulphate (So4) | Max 0.01% |
| Arsenic (As) | Max 0.0002% | Iron (Fe) | Max 0.005% |
| Heavy Metal (As Pb) | Max 0.001% | ||
| Dangerous Goods Information | |||
| UN Number | 1805 | DG Class | 8 |
| Safety Information & Hazard Symbols | |
| Symbol | GHS05 |
| Signal Word | Danger |
| Hazard Statement | H314 |
| Precaution Statement | P280-P305 + P351 + P338-P310 |















