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311413

Sigma-Aldrich

Perchloric acid

ACS reagent, 60%

Synonym(s):
PCA
Linear Formula:
HClO4
CAS Number:
Molecular Weight:
100.46
MDL number:
PubChem Substance ID:
NACRES:
NA.21

grade

ACS reagent

Quality Level

vapor pressure

7 mmHg ( 25 °C)

assay

60%
60.0-62.0% (ACS specification)

form

liquid

reaction suitability

reagent type: oxidant

impurities

≤0.001% N compounds
≤5 ppm Silicate and phosphate (as SIO2)

ign. residue

≤0.003%

color

APHA: ≤10

density

1.535 g/mL at 25 °C

anion traces

chloride (Cl-): ≤0.001%
sulfate (SO42-): ≤0.001%

cation traces

Fe: ≤1 ppm
heavy metals: ≤1 ppm (by ICP)

SMILES string

OCl(=O)(=O)=O

InChI

1S/ClHO4/c2-1(3,4)5/h(H,2,3,4,5)

InChI key

VLTRZXGMWDSKGL-UHFFFAOYSA-N

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Related Categories

Packaging

100, 4×100, 500 mL in glass bottle
1, 2.5 L in glass bottle

Other Notes

ACS specifications same as product 244252, except for concentration

Signal Word

Danger

Hazard Classifications

Acute Tox. 4 Oral - Eye Dam. 1 - Met. Corr. 1 - Ox. Liq. 1 - Skin Corr. 1A - STOT RE 2

Target Organs

Thyroid

Storage Class Code

5.1A - Strongly oxidizing hazardous materials

WGK

WGK 1

Certificate of Analysis

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Certificate of Origin

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