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Merck
CN

255572

Potassium chlorate

ACS reagent, ≥99.0%

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About This Item

Linear Formula:
KClO3
CAS Number:
3811-04-9
Molecular Weight:
122.55
NACRES:
NB.24
PubChem Substance ID:
329752797
UNSPSC Code:
12352302
EC Number:
223-289-7
MDL number:
MFCD00011361
Assay:
≥99.0%
Grade:
ACS reagent
Form:
crystalline powder
Solubility:
water: soluble (completely, 69.9 g/l at 20 °C (68 °F))

Key Documents

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Product Name

Potassium chlorate, ACS reagent, ≥99.0%

InChI

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

InChI key

VKJKEPKFPUWCAS-UHFFFAOYSA-M

SMILES string

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

grade

ACS reagent

assay

≥99.0%

form

crystalline powder

impurities

≤0.001% N compounds
≤0.005% insolubles

pH

5-6.5 (25 °C, 61.3 g/L)

mp

356 °C (lit.)

solubility

water: soluble (completely, 69.9 g/l at 20 °C (68 °F))

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)

Quality Level

200

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Application

Potassium chlorate is used:
  • In the sequential extraction (SEP) of selenium to analyze its isotopic composition from various Se pools.
  • In the preparation of graphite oxide (GO).

General description

Potassium chlorate (KClO3) is widely used in the chemical industry as an oxidizing agent. KCIO3 is used in the conversion of alcohols to corresponding aldehyde or ketone derivatives.

pictograms

Flame over circleSkull and crossbones
GHS03,GHS06

signalword

Danger

hcodes

H271,H301

Hazard Classifications

Acute Tox. 3 Oral - Ox. Sol. 1

Storage Class

5.1A - Strongly oxidizing hazardous materials

wgk

WGK 2

flash_point_f

Not applicable

flash_point_c

Not applicable

Regulatory Information

监管及禁止进口产品
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Certificates of Analysis (COA)

Lot/Batch Number
BCCL8038
BCCL8039
BCCK2535
BCCH7535
BCCD1791

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A noncovalent compatibilization approach to improve the filler dispersion and properties of polyethylene/graphene composites.
Vasileiou AA, et al.
ACS Applied Materials & Interfaces, 6(3), 1916-1925 (2014)
Carbon fragments are ripped off from graphite oxide sheets during their thermal reduction.
Jankovsky O, et al.
New. J. Chem., 38(12), 5700-5705 (2014)
Daniel R Dreyer et al.
Chemical Society reviews, 39(1), 228-240 (2009-12-22)
The chemistry of graphene oxide is discussed in this critical review. Particular emphasis is directed toward the synthesis of graphene oxide, as well as its structure. Graphene oxide as a substrate for a variety of chemical transformations, including its reduction
Single sheet functionalized graphene by oxidation and thermal expansion of graphite.
McAllister MJ, et al.
Chemistry of Materials, 19(18), 4396-4404 (2007)
The Decomposition of Solid Potassium Chlorate by X Rays.
Heal HG.
Canadian Journal of Chemistry, 37(5), 979-987 (1959)
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