Molecular formula: K2HPO4.3H2O
Molecular weight: 228.22
CAS Number : 16788-57-1
Other Name: Dipotassium Monophosphate;
National Standard: HG/T4510-2013
White crystal, easily soluble in water,slightly soluble in alcohol.Strong absorption of moisture.When anhydrous product heated to 204℃.It will be dehydrated into tetra potassium pyrophosphate.
Used in medicine and ferment industry , animalcule , Bacteria culture medium , PH buffering agents.
Packing :25 kgs bag,1000 kgs,1100 kgs, 1200 kgs jumbo bag
Loading:25 kgs on pallet: 25 MT/20’FCL; Un-palletized:27MT/20’FCL
Jumbo bag :20 bags /20’FCL ;
No | Specifications | National Standard | Ronghong Standard |
1 | Main contents % ≥ | 97 | 97.5 Min |
2 | Phosphorus pentoxide % ≥ | 30.2 | 30.2 Min |
3 | Potassium oxide (K2O) % ≥ | 40.0 | 40.2 Min |
4 | PH value (10g/L solution) | 9.0-9.4 | 9.0-9.4 |
5 | Moisture % ≤ | / | 0.5 |
6 | Sulfates(SO4) % ≤ | / | 0.01 |
7 | Heavy metal, as Pb % ≤ | 0.005 | 0.005 Max |
8 | Arsenic, as As % ≤ | 0.01 | 0.01 Max |
9 | Fluoride as F % ≤ | / | 0.002 Max |
10 | Water insoluble % ≤ | 0.02 | 0.02 Max |
11 | Pb % ≤ | / | 0.002 Max |
12 | Fe % ≤ | 0.003 | 0.003 Max |
13 | Cl % ≤ | 0.05 | 0.05 Max |