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1.00517

Supelco

Perchloric acid 70%

Suprapur®

Synonym(s):

Perchloric acid, PCA

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About This Item

Linear Formula:
HClO4
CAS Number:
7601-90-3
Molecular Weight:
100.46
MDL number:
MFCD00011325
UNSPSC Code:
12352301
NACRES:
NA.21

grade

for inorganic trace analysis

Quality Level

100

Assay

69-72%

form

liquid

bp

198.7 °C/1013 hPa

mp

-18 °C

density

1.68 g/cm3 at 20 °C

storage temp.

15-25°C

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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Analysis Note

  • Assay (acidimetric): 69 – 72%
  • Colour: ≤ 10 Hazen
  • Chloride (Cl): ≤ 1000 ppb
  • Phosphate (PO₄): ≤ 100 ppb
  • Sulphate (SO₄): ≤ 1000 ppb
  • Ag (Silver): ≤ 1 ppb
  • Al (Aluminium): ≤ 5 ppb
  • As (Arsenic): ≤ 0.5 ppb
  • Au (Gold): ≤ 0.5 ppb
  • Ba (Barium): ≤ 1 ppb
  • Be (Beryllium): ≤ 0.5 ppb
  • Bi (Bismuth): ≤ 0.5 ppb
  • Ca (Calcium): ≤ 30 ppb
  • Cd (Cadmium): ≤ 1 ppb
  • Co (Cobalt): ≤ 0.5 ppb
  • Cr (Chromium): ≤ 5.0 ppb
  • Cu (Copper): ≤ 0.5 ppb
  • Fe (Iron): ≤ 20 ppb
  • Ga (Gallium): ≤ 0.5 ppb
  • Ge (Germanium): ≤ 0.5 ppb
  • Hg (Mercury): ≤ 5 ppb
  • In (Indium): ≤ 0.5 ppb
  • K (Potassium): ≤ 5 ppb
  • Li (Lithium): ≤ 0.5 ppb
  • Mg (Magnesium): ≤ 5 ppb
  • Mn (Manganese): ≤ 1 ppb
  • Mo (Molybdenum): ≤ 0.5 ppb
  • Na (Sodium): ≤ 20 ppb
  • Ni (Nickel): ≤ 2 ppb
  • Pb (Lead): ≤ 1 ppb
  • Pd (Palladium): ≤ 1 ppb
  • Pt (Platinum): ≤ 5 ppb
  • Sb (Antimony): ≤ 0.5 ppb
  • Sn (Tin): ≤ 1 ppb
  • Sr (Strontium): ≤ 0.5 ppb
  • Ti (Titanium): ≤ 1 ppb
  • Tl (Thallium): ≤ 0.5 ppb
  • U (Uranium): ≤ 0.5 ppb
  • V (Vanadium): ≤ 0.5 ppb
  • Zn (Zinc): ≤ 5 ppb
  • Zr (Zirconium): ≤ 0.5 ppb
  • Residue on ignition (as sulphate): ≤ 2000 ppb
  • Actual analysis values are subject to unavoidable systematic variations in this concentration range

Legal Information

SUPRAPUR is a registered trademark of Merck KGaA, Darmstadt, Germany

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

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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