MilliporeSigma
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1.06523

Supelco

Sodium iodide

for analysis EMSURE® ACS,Reag. Ph Eur

Synonym(s):
Sodium iodide
Empirical Formula (Hill Notation):
INa
CAS Number:
Molecular Weight:
149.89
MDL number:
EC Index Number:
231-679-3

Quality Level

grade

ACS reagent

Agency

reag. Ph. Eur.

vapor pressure

1 hPa ( 767 °C)

product line

EMSURE®

assay

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

form

powder

potency

4340 mg/kg LD50, oral (Rat)

impurities

≤0.01% Insoluble matter

loss

≤ 0.5% loss on drying, 105 °C

pH

6-9 (20 °C, 50 g/L in H2O)

bp

1304 °C/1013 hPa

mp

659 °C

solubility

1793 g/L

density

3.67 g/cm3 at 20 °C

bulk density

1500‑2000 kg/m3

anion traces

chloride, bromide (as Cl)-: ≤0.01%
iodate (IO3-): ≤0.0003%
phosphate (PO43-): ≤0.001%
sulfate (SO42-): ≤0.002%
thiosulfate (S2O32-): passes test

cation traces

Ba: ≤0.002%
Ca: ≤0.001%
Cu: ≤0.0001%
Fe: ≤0.0005%
K: ≤0.01%
Mg: ≤0.001%
N: ≤0.002%
Ni: ≤0.00001%
Pb: ≤0.0001%
heavy metals (as Pb): ≤0.0005%

storage temp.

2-30°C

InChI

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

InChI key

FVAUCKIRQBBSSJ-UHFFFAOYSA-M

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Analysis Note

Assay (argentometric): ≥ 99.5 %
Assay (argentometric; calculated on dried substance): 99.5 - 100.5 %
Identity: passes test
Appearance of solution: passes test
Insoluble matter: ≤ 0.01 %
Alkaline reacting substances: passes test
pH-value (5 %; water): 6.0 - 9.0
Chloride and Bromide (as Cl): ≤ 0.01 %
Iodate (IO₃): ≤ 0.0003 %
Phosphate (PO₄): ≤ 0.001 %
Sulfate (SO₄): ≤ 0.002 %
Thiosulfate (S₂O₃): passes test
Total nitrogen (N): ≤ 0.002 %
Heavy metals (as Pb): ≤ 0.0005 %
Ba (Barium): ≤ 0.002 %
Ca (Calcium): ≤ 0.001 %
Cu (Copper): ≤ 0.0001 %
Fe (Iron): ≤ 0.0005 %
K (Potassium): ≤ 0.01 %
Mg (Magnesium): ≤ 0.001 %
Ni (Nickel): ≤ 0.00001 %
Pb (Lead): ≤ 0.0001 %
Loss on Drying (105 °C): ≤ 0.5 %

Legal Information

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

Signal Word

Danger

Hazard Statements

Hazard Classifications

Aquatic Acute 1 - Eye Irrit. 2 - Skin Irrit. 2 - STOT RE 1 Oral

Target Organs

Thyroid

Storage Class Code

6.1C - Combustible, acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificate of Analysis

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Certificate of Quality

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