| PRODUCT NAME | : | PHOSPHORIC ACID |
| CAS number | : | 7664-38-2 |
| UN number | : | 1805 |
| Formula | : | H3PO4 |
| Odour | : | |
| Solubility in water | : | COMPLETE , ( 5.48 g/mL ) |
| Density | : | 1.834 at OC |
| Boiling point | : | 213 OC |
| Melting point | : | 42 OC |
| Viscosity | : | 147 cP (100 %) |
| Flashpoint | : | |
| Explosive limits | : | |
| Vapour pressure | : | 0 mbar at 20 OC |
| Skin absorption/irritation | : | YES |
| TLV Country NL Year 1995 | : | ppm 1 mg/m3 |
| Pollution category 1994 | : | D |
Properties :
– Molecular formula: H3PO4
– Molar mass : 98.00 g/mol
– Appearance : white solid or colourless, viscous liquid (>42 °C)
– Density : 1.885 g/mL (liquid)1.685 g/mL (85 % solution)2.030 g/mL (crystal at 25 °C)
– Acidity (pKa): 2.148, 7.198, 12.375
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