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1.00517

Perchloric acid 70%

Name: Perchloric acid 70%
Brand: MM

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

UNSPSC Code:

12352301

NACRES:

NA.21

MDL number:

MFCD00011325

Assay:

69-72%

Form:

liquid

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Properties

Quality Segment

100

description

for inorganic trace analysis

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

Description

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

signalword

Danger

pcodes

P210 - P280 - P301 + P312 - P303 + P361 + P353 - P305 + P351 + P338 - P314

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

5.1A - Strongly oxidizing hazardous materials

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c