氯化锌

1 mmHg ( 428 °C)

200

puriss.

98-100.5%

crystalline powder

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

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

4.6-5.5 (20 °C, 10%)

293 °C (lit.)

sulfate (SO₄^2-): ≤200 mg/kg

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

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

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

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