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Home > Products > Phosphate Series > Dipotassium Phosphate/Dkp (CAS No. 7758-11-4)

Dipotassium Phosphate/Dkp (CAS No. 7758-11-4)

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Basic Info

Model No.:  Potassium Phosphate

Product Description

Model NO.: Potassium Phosphate Grade Standard: Agriculture Grade Mf: K2hpo4 Application: Fertilizer, Cultivate Agent, Buffer Solution Transport Package: 25kg Plastic Woven Bag Origin: Jiangsu, China Type: Potassium Phosphate Other Names: Dkp CAS No.: 7758-11-4 Trademark: Tianchang Specification: 98%min HS Code: 2701110090 Potassium hydrogen phosphate
Formula: K2HPO43H2O
MW: 228.23
Quality: As ice complexes small stable region, which is often the mixture of anhydrous matter, glacial matter and matter of six water. The product absord moisture easily. The comparative density of anhydrous crystal is 2.338. When heated to 204°C, it will dehydrate into potassium pyroghooghate
It is used in medicine and ferment industry, animalcule, bacteria culture medium, PH buffering agents. The raw material for producing potassium pyrophosphate.
25kg in plastic paper bag.
Quality index GB 25561-2010 FCC-1997
Assay (dry)≥% 98.0 98.0
As≤% 0.0003 0.0003
P2O5Assay≥% 39.94(Anhydrous) 39.94(Anhydrous)
30.52(Trihydrate) 30.52(Trihydrate)
K2O Assay≥% 52.94(Anhydrous) 52.94(Anhydrous)
40.4(Trihydrate) 40.4(Trihydrate)
Fluoride(F)≤% 0.001 0.001
Heavy Metal(Pb)≤% 0.001 0.0015
Water insoluble matter≤% 0.2 0.2
Pb≤% 0.0002 0.0002
Loss on Dry% ≤2.0 (Anhydrous) ≤2.0 (Anhydrous)
20.0-30.0 (Trihydrate) 20.0-30.0 (Trihydrate)
pH value 9.0 + 0.4 ---

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