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TETRA POTASSIUM PYROPHOSPHATE(TKPP)

Guaranteed Technical Specifications

Molecular formula: K4P2O7               
Standard executed: HG/T3591-2009(INDUSTRIAL GRADE)GB25562-2010(FOOD GRADE)
Capacity: 5000t/a

Properties

White conglomerate or grain-like granule, deliquescent, easily soluble in water, but not in alcohol; its water solution is alkaline, PH value of 1% solution is 9.5-11.5.

Uses

主要用于无氰电镀,工业和家用洗涤剂,可作缓冲试剂和双氧水稳定剂,还可用作陶瓷、粘土、乳胶、颜料的分散剂等。

Packing and storage

内塑外编,每袋净重25,50,1000KG,贮于通风干燥处。

  • Other Parameters


指标名称 Specifications
工业级 Industrial Grade
食品级 Food Grade
外观 Appearance
白色粉末或颗粒 White powder or Granular
焦磷酸钾Assay % ≥
96.0
95.0
K2O                  %≥
 
 
五氧化二磷(P2O5)             %≥
 
 
铁 Iron as Fe                         %≥
0.05
 
水不溶物 Water insoluble      %≤
0.2
0.1
重金属Heavy metal as Pb     %≤
 
0.001
砷Arsenic as As                    %≤
 
0.0003
PH
10.0-11.0
10.5±0.5  
正磷酸盐 Ortho phosphate   %≤
 Qualified
Qualified
氟化物 Fluoride as F              ≤%  
 
0.001

Pre:DIPOTASSIUM PHOSPHATE(DKP)
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