Iso 9001:2000 certificate
(mgso4 .Nh2o n=0-7)
From crystalline to powder
Technical grade, feiilizer grade, food additive grade, pharm grade
Appearance white small granular
Main content 99.5% min
Mgso4 48.59% min
Mgo 16.27% min
Mg 9.81% min
Ph(5w/v%sol) 5-8
Ferron(fe) 0.0015% max
Heavy metal (pb) 0.001 %max
Arsenic(as) 0.0002% max
Sodium percarbonate
2na2co3 3h2o2
Appearance white flowing granule
Purity 95% (min)
Effective active oxygen 14%(min)
3%aqueous solution ph value 10-11
Active water 1.5%(max)
Bulk density 700-1100(g/l)
Iron content 20ppm(max)
Heat stability 98%(min)
Zeolite
Magnesium sulfate
Magnesium sulfate heptahydrate (technical grade):
Appearance white small granular
Main content 99.5% min
Mgso4 48.59% min
Mgo 16.27% min
Mg 9.81% min
Ph(5w/v%sol) 5-8
Ferron(fe) 0.0015% max
Heavy metal (pb) 0.001 %max
Arsenic(as) 0.0002% max
Insoluble 0.01%max
Size (mm) 0.1-1
Null