Magnesium silicate 99% Magnesium silicate 1343-88-0 Magnesium silicate supplier
quality standard:
Test items
|
Specification
|
MgO
|
13.0%-15.0%
|
SiO2
|
62.0%-68.0%
|
PH
|
9.8-10.8
|
Loss on drying
|
≤10.0%
|
Specific surface area (M2/g)
|
≥80
|
Chloride as Cl (%)
|
≤0.05%
|
Sulfate as SO4
|
≤0.5 %
|
Sodium as Na
|
≤2.2%
|
Bulk density
|
0.24-0.34 g/ml
|
Fineness (200mesh)
|
≥70%
|
Fineness (330mesh)
|
≥60%
|
Arsenic
|
≤3 mg/kg
|
Pb
|
≤10 mg/kg
|
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