Magnesium Hydroxide

We are offering magnesium hydroxide.
Description : bulky white white powder, odourless
solubility : practically insoluble in water and ethanol 95%, it dissolves is dilute acids.
Standard : magnesium hydroxide contains not less than 95% and not more tham 100.5% of magesium hydroxide
arsenic : not more than 4 ppm
heavy metals : not more than 30 ppm
chloride : not more than 0.1%
sulphate : not more than 0.5 %
calcium : not more than 1.5%
iron : not more than 0.08%
soluble subs. : not more than 1.0%
subs. Insoluble in acetic acid :limit 0.05% to 0.1%
assay(as mg (oh)2) : between 95.0% and 100.5%
loss on ignition : 30.0 to 32.5%