碘化钾

KI

166.00

MFCD00011405

231-659-4

Assay (argentometric): ≥ 99.5 %
Assay (argentometric; calculated on dried substance): 99.5 - 100.5 %
Identity: passes test
Appearance of solution: passes test
Alkaline impurities: passes test
pH-value (5 %; water): 6 - 8
Chloride and Bromide (as Cl): ≤ 0.01 %
Iodate (IO₃): ≤ 0.0003 %
Phosphate (PO₄): ≤ 0.001 %
Sulfate (SO₄): ≤ 0.001 %
Thiosulfate (S₂O₃): passes test
Total nitrogen (N): ≤ 0.001 %
Heavy metals (as Pb): ≤ 0.0005 %
As (Arsenic): ≤ 0.00001 %
Ba (Barium): ≤ 0.002 %
Ca (Calcium): ≤ 0.001 %
Cu (Copper): ≤ 0.0002 %
Fe (Iron): ≤ 0.0002 %
Mg (Magnesium): ≤ 0.001 %
Na (Sodium): ≤ 0.03 %
Pb (Lead): ≤ 0.0002 %
Reducing substances: passes test
Loss on Drying (105 °C): ≤ 0.1 %

EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany

reag. ISO
reag. Ph. Eur.

300

1 mmHg ( 745 ℃)

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

solid

2779 mg/kg LD₅₀, oral (Rat)

6.9 (20 ℃, 50 g/L in H₂O)

1325 ℃/1013 hPa

681 ℃ (lit.)

1430 g/L

1500 kg/m³

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

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%

2-30℃

[K+].[I-]

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

NLKNQRATVPKPDG-UHFFFAOYSA-M

GHS08

Danger

H372

P260 - P264 - P270 - P314 - P501

STOT RE 1 Oral

Thyroid

6.1D - Non-combustible, acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects

WGK 3