Molecular formula: KH2PO4
Molecular weight: 136.09
National Standard: GB 1886.337-2021
CAS Number: 7778-77-0
Other Name: Potassium Biphosphate; Potassium Dihydrogen Phosphate;
INS: 340(i)
Properties
White or colorless crystal,free flowing, easily soluble in water, relative density at 2.338 g/cm3, melting point at 252.6℃ , and PH value of 1% solution is 4.5.
Application
Apply to manufacture metaphosphate in medical or food additive. Buffer; sequestrant; yeast food.Moisture retention agents, leavening agents, PH acidity regulators, stabilizers,coagulants, anti-caking agents
Package
Packing :25 kgs bag,1000 kgs,1100 kgs, 1200 kgs jumbo bag
Loading:25 kgs on pallet: 25MT/20’FCL; Un-palletized:27MT/20’FCL
Jumbo bag :20 bags /20’FCL ;
Specifications
No | Specifications | National Standard | Ronghong Standard |
1 | Assay % ≥ | 98.0 | 99 |
2 | Phosphorus pentoxide % ≥ | / | 52 |
3 | Potassium oxide (K2O) % ≥ | / | 34 |
4 | PH value (30g/L solution) | 4.3-4.7 | 4.3-4.7 |
5 | Moisture % ≤ | 1.0 | 0.2 |
6 | Sulfates(SO4) % ≤ | / | 0.008 |
7 | Heavy metal, as Pb % ≤ | 0.001 | 0.001 Max |
8 | Arsenic, as As % ≤ | 0.0003 | 0.0003 Max |
9 | Fluoride as F % ≤ | 0.001 | 0.001 Max |
10 | Water insoluble % ≤ | 0.2 | 0.1 Max |
11 | Pb % ≤ | 0.0002 | 0.0002 Max |
12 | Fe % ≤ | / | 0.0008 Max |
13 | Cl % ≤ | / | 0.001 Max |
Remark: Granular size could be customized