|
magnesium carbonate basic
Specifications
Light Magnesium Carbonate
Standard: HG/T2959-2010
Industry grade or food grade or pharmaceutical grade
15kg/bag,10mt in 20'Fcl
| Test basis |
CP2000 USP26
|
|
Test item
|
test index
|
test value
|
|
property
|
It is white powder
|
|
MgO content
|
≥40.0%
|
43.2%
|
|
CaO content
|
≤0.20%
|
0.08%
|
|
Moisture
|
≤2.0%
|
2.0%
|
|
Acid insoluble substances
|
≤0.1%
|
0.05%
|
|
Loss on ignition
|
54-58%
|
54%--58%
|
|
(cl-)/Sodium chloride
|
≤0.1%
|
0.05%
|
|
(so42-)/Sulphate
|
≤0.15%
|
0.10%
|
|
(Fe)/Iron
|
≤0.01%
|
0.003%
|
|
Arsenic
|
≤0.0005
|
0.0002
|
|
Heavy metal(ppm)
|
≤20ppm
|
10ppm
|
|
Microbial limit
|
Without coliform
|
(Without colifom)
|
|
Siftings(150mesh)
|
≤0.03%
|
0.02%
|
|
Cumulate density g/mL
|
≤0.2g/ml
|
0.13g/ml
|
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