Sodium Hexametaphosphate 68
Standard executed:Tech grade(HG/T2837-1997) Food grade(GB 1890-2005)
Standard executed:Tech grade(HG/T2837-1997) Food grade(GB 1890-2005)
Packinng and storage:
In 25kg,50kg,1000kg net bag,store at a cool,dry and well ventilated place
Specification Tech Grade Food Grade FCC-IV
Total phosphate %≥ 68.0 68.0 68.0
Inactive phosphate %≤ 7.5 7.5 7.5
iron(Fe) %≤ 0.05 0.05 0.05
PH value 5.8-7.3 5.8-7.3 5.8-7.3
Heavy metals,as pb 10ppm 10ppm
Arsenic,as AS 3ppm 3ppm
Fluoride as F 30ppm 30ppm
Water insoluble %≤ 0.05 0.05 0.2
Polymerization 9-21 9-21
usage:
used in industies of oil fields,paper production,textile,dying,petroleum,chemistry,metallurgy and construction materials and so on.
as water softener,flotation selecting agent,disperser and high temperature adhesive;
in food industry is used as an sddictive,nourishing agent,quality improver,PH regulator,metal ions chelating agent,adhesive and leavening agent etc