Dipotassium Phosphate Anhydrous (DKP) CAS7758-11-4 for Dibasic Reagent
Product Description
1.Chemical name: Dipotassium Phosphate,Potassium phosphate,dibasic
2.M. F.: K2HPO4
3.M. W.: 174.18
4.Physical properties: It's colorless or white square crystal granule or powder, easily deliquescent, alkaline, insoluble in ethanol. pH value is about 9 in 1% aqueous solution.
5.Quality standard: (GB 25561-2010,FCC-V)
Product Specifications
1.Dipotassium Phosphate/DKP Trihydrate Tech Grade
| NO. |
Item |
Standard |
Result |
| 1 |
Main content % ≥ |
98.0 |
99 |
| 2 |
Phosphorus pentoxide P2O5 % ≥ |
30.2 |
31.1 |
| 3 |
K2O % ≥ |
40.5 |
41.5 |
| 4 |
PH value |
8.8-9.6 |
9.3 |
| 5 |
Water insoluble % ≤ |
0.25 |
0.1 |
| 6. |
Heavy metals,as Pb %≤ |
0.005 |
0.004 |
| 7. |
Arsenic ,as As % ≤ |
0.005 |
0.003 |
| 8. |
Chlorides, as Cl % ≤ |
0.5 |
0.38 |
1.Dipotassium Phosphate/DKP Anhydrous Food Grade
| Specification |
GB 1886.334-2021 |
FCC VII |
| Content(Dry Basis), w% ≥ |
98 |
98 |
| As, mg/Kg ≤ |
3 |
3 |
| Fluoride,mg/Kg ≤ |
10 |
10 |
| Heavy Metals (Pb), mg/Kg ≤ |
10 |
---- |
| Insoluble Substances, w% ≤ |
0.2 |
0.2 |
| Lead (Pb), mg/Kg ≤ |
2 |
2 |
| Loss on drying, w% |
Anhydrous ≤ |
2.0 |
2.0 |
| Trihydrate |
20.0-30.0 |
---- |
| pH Value (10g/L) |
9.0±0.4 |
---- |
Product Application
1. In food industry, it is used as buffering agent, chelating agent, yeast food, emulsifying salt, synergistic agent of anti-oxidation.
2.It is mainly used to prepare buffer solution and also as a nutrient in antibiotic culture medium.
3.Used for boiler water treatment, ferment industry (phosphor and kalium regulator) and liquid fertilizer, and buffering agent for ethylene glycol refrigerant.
Product Packing
Packing:
It is packed with a polyethylene bag as the inner layer, and a compound plastic woven bag as outer layer. The net weight of each bag is 25kg.
Storage & Transportation:
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.
Contact Detalis:
Vanessa Zhao
Senior Business Manager
SHANDONG YURUN CHEMICAL CO.,LTD
Add: Yurun Building,Weifang City,Shandong Province,P.R.China.
Audited Supplier 
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