精品无码国产一区二区三区51|国产精品va在线一区二区|天天综合天天综合色在线|国产玖玖玖玖精品电影

Magnesium Carbonate(Magnesite)(food grade)

  1. English name:

Magnesium Carbonate(Magnesite)

  2. Molecular formula:

MgCO₃

  3. Content(MgO):

40.043.5%

  4. Insoluble substance in acid:

0.05%

  5. Arsenic(base on As):

3mg/kg

  6. Calcium oxide:

0.6%

  7. Heavy metal(base on Pb):

0.003%

  8. Lead:

10mg/kg

  9. Soluble salt:

1%

  Use: alalis; drying agent; color fixative; carrier; leavening agent; Acidity chaincutting agent;