Merck
All Photos(2)

1.05043

Supelco

Potassium iodide

for analysis EMSURE® ISO,Reag. Ph Eur

Linear Formula:
KI
CAS Number:
Molecular Weight:
166.00
MDL number:
EC Index Number:
231-659-4

Quality Level

Agency

reag. ISO
reag. Ph. Eur.

vapor pressure

1 mmHg ( 745 °C)

product line

EMSURE®

assay

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

form

solid

potency

2779 mg/kg LD50, oral (Rat)

impurities

≤0.001% Total nitrogen (N)

loss

≤0.1% loss on drying, 105 °C

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

anion traces

chloride, bromide (as Cl)-: ≤0.01%
iodate (IO3-): ≤0.0003%
phosphate (PO43-): ≤0.001%
sulfate (SO42-): ≤0.001%
thiosulfate (S2O32-): passes test

cation traces

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%

storage temp.

2-30°C

SMILES string

[K+].[I-]

InChI

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

InChI key

NLKNQRATVPKPDG-UHFFFAOYSA-M

Looking for similar products? Visit Product Comparison Guide

Related Categories

Analysis Note

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 %

Legal Information

EMSURE 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

Certificate of Analysis

Enter Lot Number to search for Certificate of Analysis (COA).

Certificate of Quality

Enter Lot Number to search for Certificate of Quality (COQ).

Protocols

Analytical Method: Analytical Quality Assurance, Standard for Chlorine dioxide

Preparation of a standard solution for Chlorine dioxide acc. to DIN EN ISO 7393

Analytical Method: Analytical Quality Assurance, Standard for Monochloramine

Preparation of a standard solution for Monochloramine.

Thin Layer Chromatography Identification Test for Dextromethorphan following European Pharmacopeia Monograph on Silica Gel G 254 Plates

Silica gel G 254 plates are suitable for analysis of Dextromethorphan following the European pharmacopeia monograph.

ISO 6579-1 for Salmonella Detection in the Food Chain

Specifies a horizontal method for the detection of Salmonella spp. in the food production chain.

See All

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service