碘化钾

蒸汽压

1 mmHg ( 745 °C)

质量水平

200

等级

puriss.

方案

99.0-100.5% (calc. to the dried substance)

表单

solid

质量

meets analytical specification of Ph. Eur. BP, USP

杂质

ammonium, in accordance
organic volatile impurities, complies (GC)
residual solvents, in accordance
≤0.001% heavy metals (as Pb)
≤0.01% thiosulfate (S₂O₃)
≤0.02% free alkali (as KOH)

缺失

≤0.5% loss on drying, 105 °C

pH值（酸碱度）

~6.9 (20 °C, 50 g/L)

mp

681 °C (lit.)

痕量阴离子

iodate (IO₃^-): in accordance
nitrate (NO₃^-): in accordance
nitrite (NO₂^-): in accordance
sulfate (SO₄^2-): ≤100 mg/kg

痕量阳离子

Ba:, in accordance
Fe: ≤10 mg/kg

适用性

complies for appearance of solution

SMILES字符串

[K+].[I-]
[K+].[I-]

InChI

1S/HI.K/h1H;/q;+1/p-1

InChI key

NLKNQRATVPKPDG-UHFFFAOYSA-M