heavy magnesium carbonate (food grade)

payment method: lc at sight or tt advance
items specification
physical state white odorless powder
bulk density g/cm3 0.4-0.7
magnesium oxide % 40-44
calcium oxide (cao)％≤ 0.60
chloride as c1ˉ％≤ 0.10
sulphates as [so4]2-％≤ 0.6
soluble salt％≤ 1.0
acid insolubles％≤ 0.05
heavy metal(pb) mg/kg ≤ 10
arsenic mg/kg ≤ 3
pb (ppm) ≤ 1
iron as fe％≤ 0.02
hg(ppm) ≤ 0.5
colony count cfu/g ≤ 1000
mold and yeast cfu/g ≤ 25
coliform group mpn/g ≤ 0.92
usage
mainly used in fine chemical industry to
produce chemical reagents,used as
reinforcing agent and filler in rubber; additive
and magnesium compensator in food.

546-93-0;13717-00-5