Product Name: Tri-Basic Magnesium Phosphate
Molecular Formula: Mg3 (PO4)2
Grade |
Specifications |
Acid-insoluble Substances |
0.2% Max. |
Identification |
Positive to tests of Magnesium & Phosphates |
Description |
White, amorphous powder; odourless or almost odourless. |
Water-Soluble Substances |
1.5% Max |
Solubility |
Practically insoluble in water and in ethanol (95%). It dissolves in dilute hydrochloric acidandin nitric acid. |
Arsenic |
3 ppm Max |
Heavy Metals |
Max. 0.003% (30ppm) |
Calcium |
No Turbidity for 5 mins |
Dibasic and Magnesium oxide |
14.8 to 15.4 ml of 1 N hydrochloric acid |
Carbonate |
No Effervescence |
Nitrates |
Blue colour persists for 5 mins |
Barium |
No Turbidity within 15 mins |
Lead |
Max. 5 ppm |
Arsenic |
Max. 3 ppm |
Chlorides |
0.14% Max. |
Sulphates |
0.6% Max. |
Loss on Ignition |
20.0% to 27.0% |
Assay as Mg3(PO4)2 |
98.0% to 101.5% |
Microbial Test |
No E. Coli Present |