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Chemical formula:K2HPO4  
CAS NO.: 7758-11-4  
HS CODE:28352400

NO.	Items	Standard	Internal Standards
1	Appearance	White Powder	White Powder
2	Main conten（K2HPO4）              %≥	98.0	98.41
3	Phosphorus Pentoxide (P2O5)      %≥	40.0	40.56
4	Potassium Oxide (K2O)                 %≥	53.0	53.7
5	PH 1% water solution                    –	8.6-9.4	9.0
6	Fluoride (F)                                   %≤	0.001	<0.001
7	Arsenic (As)                                  %≤	0.0003	<0.0003
8	Heavy Metals (As Pb)                   %≤	0.001	<0.001
9	Lead (Pb)                                     %≤	0.0002	<0.0002
10	Water insoluble                           %≤	0.2	0.1
11	Loss on drying                               –	2.0	2.0

Application field

Industrial field: Put into antifreeze solutions as a buffer and sequestrate used in boiler water treatment.Used as a buffer in chemical analysis, as a phosphating treatment of metals and as an electroplating additive.

Agricultural field: Used as a high efficient, K and P compound water soluble fertilizer, also as a basic raw material for NPK fertilizers. The raw material for producing potassium pyrophosphate.

Food field: Used as additive in the coffee creamers substitute and as nutrient in various powdered materials (stabilizer (emulsifier) in non-dairy creamers, bodybuilding drinks). For the preparation of the pasta with alkaline materials, fermentation agent, flavoring agent, leavening agent dairy mild alkaline agent, yeast starter, used as buffering agent. Also used as feed additives.

Pharmaceutical field:

Used as nutrient in microorganism cultures to produce antibiotics, animalcule, Bacteria culture medium and as a in certain pharmaceuticals. Also be used as talc iron removal agent, PH regulator.