potassium salt

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MONOPOTASSIUM PHOSPHATE (MKP)

Guaranteed Technical Specifications

Chemical formula: KH2PO4    
Molecular weight: 136.09
Standard executed: HG2321-1992(INDUSTRIAL GRADE)GB25560-2010(FOOD GRADE)
Throughput: 70000t/a

Properties

White or colorless crystal, easily soluble in water, relative density at 2.338, melting point at 252.6℃, and PH value of 1% solution is 4.5

Uses

Used to manufacture metaphosphate in medical or food industry.  Used as a high effective K and P compound fertilizer. It contains totally 86% fertilizer elements, used as a basic raw material for N, P and K compound fertilizer.

Packing and storage

Plastic-woven sack with polythene inner bag, net weight at 25kg, 50kg or 1000kg. Store at a ventilated, dry place. 

  • Other Parameters


序號 No
指標名稱 Specifications
工業級 Industrial Grade
食品級 Food Grade
1  
主含量(以KH2PO4計)%≥ Main content
99.0
99.0
2
五氧化二磷(以P2O5計)%≥ Phosphorus pentoxide
51.50
51.50
3
K2O                   %≥
33.9
33.9
4
PH值(1%水溶液) PH value of 1% solution
4.3-4.7
4.2-4.7
5
水份  %≤ Moisture
0.30  
0.30
6
重金屬(以Pb計)%≤ Heavy metal, as Pb
/
0.001
7
砷(以As計)%≤ Arsenic, as As
/
0.0003
8
氟化物(以F計)%≤ Fluoride as F
0.001
9
水不溶物%≤ Water insoluble
0.10
0.20

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