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Supelco

Potassium hydrogen diiodate

for analysis EMSURE®

Synonym(s):

Potassium hydrogen diiodate, Potassium biiodate

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About This Item

Linear Formula:
KH(IO3)2
CAS Number:
13455-24-8
Molecular Weight:
389.91
MDL number:
MFCD00011400
UNSPSC Code:
12352302
EC Index Number:
236-650-9

Quality Level

300

product line

EMSURE®

Assay

≥99.8% (iodometric)

form

solid

pH

1-2 (20 °C, 50 g/L in H2O)

solubility

13 g/L

bulk density

1750 kg/m3

anion traces

bromide, bromate, chloride, chlorate (as Cl-): ≤0.02%

cation traces

Fe: ≤0.0005%
N: ≤0.002%
heavy metals (as Pb): ≤0.001%

storage temp.

2-30°C

InChI

1S/2HIO3.K/c2*2-1(3)4;/h2*(H,2,3,4);/q;;+1/p-1

InChI key

ACAYDTMSDROWHW-UHFFFAOYSA-M

Analysis Note

Assay (iodometric): ≥ 99.8 %
Chloride, Chlorate, Bromide, Bromate (as Cl): ≤ 0.02 %
Total nitrogen (N): ≤ 0.002 %
Heavy metals (as Pb): ≤ 0.001 %
Fe (Iron): ≤ 0.0005 %

Legal Information

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

Pictograms

Flame over circleCorrosion
GHS03,GHS05

Signal Word

Danger

Hazard Statements

H272,H290,H314

Hazard Classifications

Eye Dam. 1 - Met. Corr. 1 - Ox. Sol. 2 - Skin Corr. 1B

Storage Class Code

5.1B - Oxidizing hazardous materials

WGK

WGK 3

Certificates of Analysis (COA)

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