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Safety Information

71702

Sigma-Aldrich

Sodium iodate

puriss. p.a., ≥99.5% (RT)

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About This Item

Linear Formula:
NaIO3
CAS Number:
7681-55-2
Molecular Weight:
197.89
EC Number:
231-672-5
MDL number:
MFCD00003533
UNSPSC Code:
12352302
PubChem Substance ID:
329763447
NACRES:
NA.21
Assay:
≥99.5% (RT)
form:
powder or crystals
solubility:
water: soluble(lit.)

grade

puriss. p.a.

Quality Level

200

Assay

≥99.5% (RT)

form

powder or crystals

impurities

≤0.005% total nitrogen (N)

pH

5.0-8.0 (25 °C, 50 mg/mL in H2O)

solubility

water: soluble(lit.)

density

4.28 g/mL at 25 °C (lit.)

anion traces

bromide, bromate, chloride, chlorate (as Cl-): ≤200 mg/kg
iodide (I-): ≤20 mg/kg
sulfate (SO42-): ≤50 mg/kg

cation traces

Ca: ≤100 mg/kg
Cd: ≤5 mg/kg
Co: ≤5 mg/kg
Cr: ≤5 mg/kg
Cu: ≤5 mg/kg
Fe: ≤10 mg/kg
K: ≤50 mg/kg
Mg: ≤5 mg/kg
Mn: ≤5 mg/kg
Ni: ≤5 mg/kg
Pb: ≤5 mg/kg
Zn: ≤5 mg/kg

SMILES string

[Na+].[O-]I(=O)=O

InChI

1S/HIO3.Na/c2-1(3)4;/h(H,2,3,4);/q;+1/p-1

InChI key

WTCBONOLBHEDIL-UHFFFAOYSA-M

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General description

Sodium iodate (NaIO3) is colorless sodium salt having rhombic crystals. It exhibits oxidizing properties. In nature, it is found in Chile saltpeter.

Application

Sodium iodate may be employed as a starting reagent in the preparation of iodine and its derivatives. It may be employed as a catalyst in the synthesis of bis-indol.

Pictograms

Flame over circleExclamation mark
GHS03,GHS07

Signal Word

Danger

Hazard Statements

H272,H302,H317

Hazard Classifications

Acute Tox. 4 Oral - Ox. Sol. 2 - Skin Sens. 1

Storage Class Code

5.1B - Oxidizing hazardous materials

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

FSL

Group 1: Oxidizing solids
Iodates
Hazardous rank I
1st oxidizing solid

ISHL Indicated Name

Substances Subject to be Indicated Names

ISHL Notified Names

Substances Subject to be Notified Names

JAN Code

71702-BULK:
71702-VAR:
71702-25G:4548173989990
71702-100G:

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Certificates of Analysis (COA)

Lot/Batch Number
BCCG8100
BCCD6792

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