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799386

Sigma-Aldrich

Potassium chlorate

anhydrous, free-flowing, Redi-Dri™, ACS reagent, ≥99%

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About This Item

Linear Formula:
KClO3
CAS Number:
3811-04-9
Molecular Weight:
122.55
EC Number:
223-289-7
MDL number:
MFCD00011361
UNSPSC Code:
12352302
PubChem Substance ID:
329768705
NACRES:
NA.21

grade

ACS reagent
anhydrous

Quality Level

200

product line

Redi-Dri™

Assay

≥99%

form

powder

quality

free-flowing

impurities

≤0.001% N compounds
≤0.005% insolubles

pH

5-6.5 (25 °C, 61.3 g/L)

mp

356 °C (lit.)

anion traces

bromate (BrO3-): ≤0.015%
chloride (Cl-): ≤0.001%
sulfate (SO42-): passes test

cation traces

Ca: ≤0.002%
Fe: ≤3 ppm
Mg: ≤0.002%
Na: ≤0.01%
heavy metals: ≤5 ppm (by ICP)

SMILES string

[K+].[O-]Cl(=O)=O

InChI

1S/ClHO3.K/c2-1(3)4;/h(H,2,3,4);/q;+1/p-1

InChI key

VKJKEPKFPUWCAS-UHFFFAOYSA-M

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Legal Information

Redi-Dri is a trademark of Sigma-Aldrich Co. LLC

Pictograms

Flame over circleSkull and crossbones
GHS03,GHS06

Signal Word

Danger

Hazard Statements

H271,H301

Hazard Classifications

Acute Tox. 3 Oral - Ox. Sol. 1

Storage Class Code

5.1A - Strongly oxidizing hazardous materials

WGK

WGK 2

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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The Decomposition of Solid Potassium Chlorate by X Rays.
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J. Chem. Phys. , 56, 654-661 (1972)
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Redi-Dri™ prevents hygroscopic powders, such as inorganic salts, from absorbing moisture and forming clumps, leaving the salts free-flowing every time.

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Redi-Dri™ prevents hygroscopic powders, such as inorganic salts, from absorbing moisture and forming clumps, leaving the salts free-flowing every time.

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