phosphate (PO43-): ≤5 mg/kg

nitrate (NO3-): ≤10 mg/kg

chloride (Cl-): ≤5 mg/kg

Cd: ≤1 mg/kg

Cr: ≤5 mg/kg

Cu: ≤2 mg/kg

Pb: ≤2 mg/kg

Ni: ≤5 mg/kg

As: ≤0.2 mg/kg

K: ≤50 mg/kg

Na: ≤50 mg/kg

Zn: ≤1 mg/kg

Ca: ≤10 mg/kg

Co: ≤5 mg/kg

Fe: ≤2 mg/kg

Mg: ≤5 mg/kg

Mn: ≤5 mg/kg

puriss. p.a.

ACS reagent

≥99.5% (T)

≤0.005% (as SO4)

(NH4)2SO4

1.77 g/mL at 25 °C(lit.)

>280 °C (dec.)(lit.)

5.0-6.0 (25 °C, 50 mg/mL in H2O)

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

1

BS4500000