1、Chemical Name: Trimagnesium Phosphate
2、Molecular Formula: Mg3(PO4) 2·XH2O
3、Molecular Weight: Anhydrous: 262.86
4、CAS: 7757-87-1
5、Character: It occurs as white, crystalline powder. It may contain four, five or eight hydrates. It’s readily soluble in dilute mineral acids, but almost insoluble in water.
6、Usage: Nutrient
7、Packing: It is packed with polyethylene bag as inner layer, and a compound plastic woven bag as outer layer. The net weight of each bag is 25kg.
8、Storage and Transport: It should be stored in a dry and ventilative warehouse, kept away from heat and moisture during transportation, unloaded with care so as to avoid damage. Furthermore, it must be stored separately from poisonous substances.
Name of Index | FCCVII | Index | |
Content(On the base of dry basis) % | 98.0-101.5 | 98.7 | |
As ≤% | 0.0003 | <0.0003 | |
Heavy Metals(As Pb) ≤% | 0.0015 | <0.0015 | |
Fluorides ≤% | 0.001 | <0.001 | |
Pb ≤% | 0.0002 | <0.0002 | |
Loss on Ignition % | Pentahydrate | 20.0-27.0 | 23.7 |
Octahydrate | 30.0-37.0 | 35.3 | |
Tetrahydrate | 15-23 | 20.5 |