Zn: ≤20 mg/kg

Cu: ≤20 mg/kg

Fe: ≤20 mg/kg

Pb: ≤4 mg/kg

As: ≤3 mg/kg

Ca: ≤100 mg/kg

Mg: ≤10 mg/kg

acidity or alkalinity, complies

residual solvents, complies

thiocyanate (SCN), complies

99.5-100.5% (calc. to the dried substance)

puriss.

complies for appearance of solution

sulfate (SO42-): ≤100 mg/kg

bromide (Br-): in accordance

iodide (I-): in accordance

≤0.5% loss on drying, 105 °C

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

≤0.1% (as SO4)

NH4Cl

H302-H319

22-36

有害性 (Xn)

1

dust mask type N95 (US), Eyeshields, Gloves

BP4550000

Warning

1 mmHg ( 160.4 °C)

340 °C (subl.)(lit.)

4.6-6.0 (20 °C, 5%)

1.9 (vs air)