碘化钾，Potassium iodide；for analysis EMSURE® ISO,Reag. Ph Eur, ≥99.5% (silver nitrate titration), 99.5-100.5% dry basis (silver nitrate titration)

Agency

reag. ISO
reag. Ph. Eur.

质量水平

300

蒸汽压

1 mmHg ( 745 °C)

产品线

EMSURE^®

测定

≥99.5% (silver nitrate titration)
99.5-100.5% dry basis (silver nitrate titration)

形式

solid

效能

2779 mg/kg LD₅₀, oral (Rat)

杂质

≤0.001% Total nitrogen (N)

缺失

≤0.1% loss on drying, 105 °C

pH值（酸碱度）

6.9 (20 °C, 50 g/L in H₂O)

bp

1325 °C/1013 hPa

mp

681 °C (lit.)

溶解性

1430 g/L

堆积密度

1500 kg/m³

痕量阴离子

chloride, bromide (as Cl)^-: ≤0.01%
iodate (IO₃^-): ≤0.0003%
phosphate (PO₄^3-): ≤0.001%
sulfate (SO₄^2-): ≤0.001%
thiosulfate (S₂O₃^2-): passes test

痕量阳离子

As: ≤0.00001%
Ba: ≤0.002%
Ca: ≤0.001%
Cu: ≤0.0002%
Fe: ≤0.0002%
Mg: ≤0.001%
N: ≤0.001%
Na: ≤0.03%
Pb: ≤0.0002%
heavy metals (as Pb): ≤0.0005%

储存温度

2-30°C

SMILES string

[K+].[I-]

InChI

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

InChI key

NLKNQRATVPKPDG-UHFFFAOYSA-M