氯化锌

InChI key

JIAARYAFYJHUJI-UHFFFAOYSA-L

InChI

1S/2ClH.Zn/h2*1H;/q;;+2/p-2

SMILES string

[Cl-].[Cl-].[Zn++]

vapor pressure

1 mmHg ( 428 °C)

grade

puriss.

assay

98-100.5%

form

crystalline powder

quality

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

impurities

heavy metals, complies, oxide chloride (as ZnO), complies, residual solvents, complies, ≤0.005% foreign heavy metals (as Pb), ≤0.005% total nitrogen (N), ≤0.03% ammonium (NH₄), ≤1% alkalis/earth alkalis

pH

4.6-5.5 (20 °C, 10%)

mp

293 °C (lit.)

anion traces

sulfate (SO₄^2-): ≤200 mg/kg

cation traces

Al:, in accordance, As: ≤2 mg/kg, Ca: ≤100 mg/kg, Ca:, in accordance, Fe: ≤10 mg/kg, Fe:, in accordance, K: ≤200 mg/kg, Mg: ≤100 mg/kg, Mg:, in accordance, Na: ≤100 mg/kg

Quality Level

200