chloride (Cl-): ≤100 mg/kg

sulfate, sulfite (as SO42-): ≤200 mg/kg

Mn: ≤5 mg/kg

Na: ≤2500 mg/kg

Cu: ≤5 mg/kg

Ca: ≤500 mg/kg

K: ≤50 mg/kg

Ba: ≤10 mg/kg

Fe: ≤50 mg/kg

Zn: ≤5 mg/kg

Cd: ≤5 mg/kg

Co: ≤5 mg/kg

Ni: ≤5 mg/kg

Pb: ≤5 mg/kg

Sr: ≤20 mg/kg

Cr: ≤5 mg/kg

≤0.002% total nitrogen (N)

MgO

≤2% loss on ignition, 800°C

puriss. p.a.

ACS reagent

≥97% (calcined substance, KT)

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

OM3850000

1

2852 °C(lit.)