meta-Phosphoric acid - M6288
Code: M6288
meta-Phosphoric acid
BioXtra, ≥33.5%
Metaphosphoric acid
≥33.5%
CAS Number: 37267-86-0
Linear Formula: (HPO3)n
Molar Mass: 79.98 g/mol
EC Number: 253-433-4
MDL Number: MFCD00011351
| Property |
Value |
| Identity (IR) |
complying |
| Assay of (HPO3)n |
min. 33.5 % |
| Assay of (naPO3)n |
min. 57.0 % |
| Water insoluble matter |
max. 0.1 % |
| Aluminium (Al) |
max. 0.0005 % |
| Calcium (Ca) |
max. 0.005 % |
| Copper (Cu) |
max. 0.0005 % |
| Iron (Fe) |
max. 0.0005 % |
| Potassium (K) |
max. 0.005 % |
| Magnesium (Mg) |
max. 0.001 % |
| Lead (Pb) |
max. 0.001 % |
| Zinc (Zn) |
max. 0.0005 % |
| Chloride (Cl) |
max. 0.001 % |
| Ammonium (NH4) |
max. 0.05 % |
| Sulfate (SO4) |
max. 0.005 % |
| Property |
Value |
| Contains |
≥57.0% NaPO3 as stabilizer |
| Boiling point |
600 °C |
| Freezing point |
200 °C |
| Density |
2.0 g/cm3 |