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1.05044

Supelco

Potassium iodide

99.995 Suprapur®

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Linear Formula:
KI
CAS Number:
Molecular Weight:
166.00
MDL number:
UNSPSC Code:
12352302
EC Index Number:
231-659-4
NACRES:
NB.21

grade

for inorganic trace analysis

Quality Level

vapor pressure

1 mmHg ( 745 °C)

Assay

99.995%

form

solid

potency

2779 mg/kg LD50, oral (Rat)

pH

6.9 (20 °C, 50 g/L in H2O)

bp

1325 °C/1013 hPa

mp

681 °C (lit.)

solubility

1430 g/L

bulk density

1500 kg/m3

storage temp.

2-30°C

SMILES string

[K+].[I-]

InChI

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

InChI key

NLKNQRATVPKPDG-UHFFFAOYSA-M

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Analysis Note

Purity (metallic): ≥ 99.995 %
Assay (argentometric): ≥ 99.5 %
Chloride and Bromide (as Cl): ≤ 100 ppm
Phosphate (PO₄): ≤ 10 ppm
Sulfate (SO₄): ≤ 10 ppm
Total nitrogen (N): ≤ 10.0 ppm
Al (Aluminium): ≤ 0.010 ppm
Ba (Barium): ≤ 5.0 ppm
Ca (Calcium): ≤ 0.05 ppm
Cd (Cadmium): ≤ 0.010 ppm
Ce (Cerium): ≤ 0.010 ppm
Co (Cobalt): ≤ 0.010 ppm
Cr (Chromium): ≤ 0.010 ppm
Cu (Copper): ≤ 0.010 ppm
Eu (Europium): ≤ 0.010 ppm
Fe (Iron): ≤ 0.050 ppm
La (Lanthanum): ≤ 0.010 ppm
Mg (Magnesium): ≤ 0.05 ppm
Mn (Manganese): ≤ 0.010 ppm
Na (Sodium): ≤ 5 ppm
Ni (Nickel): ≤ 0.010 ppm
Pb (Lead): ≤ 0.010 ppm
Sc (Scandium): ≤ 0.010 ppm
Sm (Samarium): ≤ 0.010 ppm
Sr (Strontium): ≤ 0.10 ppm
Tl (Thallium): ≤ 0.01 ppm
Y (Yttrium): ≤ 0.010 ppm
Yb (Ytterbium): ≤ 0.010 ppm
Zn (Zinc): ≤ 0.010 ppm

Legal Information

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

Pictograms

Health hazard

Signal Word

Danger

Hazard Statements

Precautionary Statements

Hazard Classifications

STOT RE 1 Oral

Target Organs

Thyroid

Storage Class Code

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

WGK

WGK 3


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