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Perchloric acid

Perchloric acid chemical structure
CAS Number7601-90-3
FormulaN/A
Mol. Weight100.46 g/mol

What is Perchloric acid?

Perchloric acid is a chemical compound with CAS number 7601-90-3. It is used in various industrial and research applications.

Specifications

Linear Formula

HClO4

Molecular Weight

100.46 g/mol

Grade

ACS reagent<br/>puriss. p.a.

Assay/Purity

70.0-72.0%

Impurities

≤0.00005% free chlorine (Cl)
≤0.0001% heavy metals (as Pb)
≤0.001% total nitrogen (N)

Density

1.664 g/mL at 25 °C

Quality

packed in coated, shock- and leak-protected glass bottle

Safety Information

GHS03GHS03
GHS05GHS05
Signal Word

Danger

Hazard Statements

H271-H314

Precautionary Statements

P220-P280-P305 + P351 + P338-P310

Required PPE

Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter

Ignition Residue

≤0.003% (as SO4)

Anion Traces

chlorate (ClO3-): ≤10 mg/kg
chloride (Cl-): ≤3 mg/kg
phosphate, silicate (as SiO2): ≤5 mg/kg
sulfate (SO42-): ≤10 mg/kg

Cation Traces

Ag: ≤0.1 mg/kg
Al: ≤0.05 mg/kg
As: ≤0.05 mg/kg
Ba: ≤0.02 mg/kg
Be: ≤0.02 mg/kg
Bi: ≤0.1 mg/kg
Ca: ≤0.5 mg/kg
Cd: ≤0.05 mg/kg
Co: ≤0.05 mg/kg
Cu: ≤0.1 mg/kg
Fe: ≤1 mg/kg
Ge: ≤0.05 mg/kg
K: ≤0.1 mg/kg
Li: ≤0.02 mg/kg
Mg: ≤0.5 mg/kg
Mn: ≤0.02 mg/kg
Mo: ≤0.05 mg/kg
Ni: ≤0.1 mg/kg
Pb: ≤0.05 mg/kg
Sr: ≤0.02 mg/kg
Ti: ≤0.1 mg/kg
Tl: ≤0.05 mg/kg
V: ≤0.05 mg/kg
Zn: ≤0.1 mg/kg
Zr: ≤0.1 mg/kg

WGK Germany

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