meets analytical specification of Ph. Eur., BP, USP, FCC, E 530

Pb: ≤4 mg/kg

Cu: ≤10 mg/kg

Fe: ≤200 mg/kg

Zn: ≤10 mg/kg

Ca: ≤1%

As: ≤2 mg/kg

residual solvents, complies

≤1% water-soluble matter

soluble salts, in accordance

≤0.1% insoluble in HCl

≤0.002% heavy metals (as Pb)

≤0.1% insoluble in acetic acid

free alkali, in accordance

puriss.

≤0.15 g/mL

chloride (Cl-): ≤500 mg/kg

sulfate (SO42-): ≤5000 mg/kg

MgO

passes test for appearance of solution

≤5% loss on ignition

98.0-100.5% (calc. for dried substance)

OM3850000

Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter

1

2852 °C(lit.)