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1.00519

Supelco

Perchloric acid 70-72%

for analysis EMSURE® ACS,ISO,Reag. Ph Eur

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Synonym(s):
Perchloric acid, PCA
Linear Formula:
HClO4
CAS Number:
Molecular Weight:
100.46
MDL number:

grade

ACS reagent

Quality Level

Agency

reag. ISO
reag. Ph. Eur.

product line

EMSURE®

form

liquid

concentration

70.0-72.0% HClO4

impurities

≤0.02 ppm Ba (Barium)
≤0.02 ppm Be (Beryllium)
≤0.02 ppm Li (Lithium)
≤0.02 ppm Mn (Manganese)
≤0.02 ppm Sr (Strontium)
≤0.05 ppm Al (Aluminium)
≤0.05 ppm As (Arsenic)
≤0.05 ppm Cd (Cadmium)
≤0.05 ppm Co (Cobalt)
≤0.05 ppm Ge (Germanium)
≤0.05 ppm Mo (Molybdenum)
≤0.05 ppm Pb (Lead)
≤0.05 ppm Tl (Thallium)
≤0.05 ppm V (Vanadium)
≤0.1 ppm Ag (Silver)
≤0.1 ppm Bi (Bismuth)
≤0.1 ppm Cu (Copper)
≤0.1 ppm K (Potassium)
≤0.1 ppm Ni (Nickel)
≤0.1 ppm Ti (Titanium)
≤0.1 ppm Zn (Zinc)
≤0.1 ppm Zr (Zirconium)
≤0.5 ppm Ca (Calcium)
≤0.5 ppm Free chlorine (Cl)
≤0.5 ppm Mg (Magnesium)
≤0.5 ppm Na (Sodium)
≤1 ppm Heavy metals (as Pb)
≤1.0 ppm Fe (Iron)
≤10 ppm Chlorate (ClO3)
≤10 ppm Sulfate (SO4)
≤10 ppm Total nitrogen (N)
≤3 ppm Chloride (Cl)
≤5 ppm Phosphate and Silicate (as SiO2)

ign. residue

≤0.003% (as sulfate)

color

APHA: ≤10

SMILES string

OCl(=O)(=O)=O

bp

198.7 °C/1013 hPa

mp

-18 °C

density

1.68 g/cm3 at 20 °C

storage temp.

15-25°C

InChI

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

InChI key

VLTRZXGMWDSKGL-UHFFFAOYSA-N

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1 of 4

This Item
1.0051830755-M30755
Perchloric acid 70-72% for analysis EMSURE® ACS,ISO,Reag. Ph Eur

1.00519

Perchloric acid 70-72%

-
Perchloric acid 60% for analysis EMSURE® ACS

1.00518

Perchloric acid 60%

-
Perchloric acid puriss. p.a., ACS reagent, reag. ISO, reag. Ph. Eur., 70.0-72.0%

30755-M

Perchloric acid

-
Perchloric acid puriss. p.a., ACS reagent, reag. ISO, reag. Ph. Eur., 70.0-72.0%

30755

Perchloric acid

Essential Grade
concentration

70.0-72.0% HClO4

concentration

60.0-62.0% HClO4

concentration

-

concentration

-

agency

reag. ISO, reag. Ph. Eur.

agency

-

agency

USP/NF, reag. ISO, reag. Ph. Eur.

agency

USP/NF, reag. ISO, reag. Ph. Eur.

Quality Level

300

Quality Level

300

Quality Level

100

Quality Level

-

form

liquid

form

liquid

form

liquid

form

liquid

storage temp.

15-25°C

storage temp.

15-25°C

storage temp.

-

storage temp.

-

Analysis Note

Assay (acidimetric): 70.0 - 72.0 %
Identity: passes test
Density (d 20/20): approx. 1.7
Color: ≤ 10 Hazen
Chlorate (ClO₃): ≤ 10 ppm
Chloride (Cl): ≤ 3 ppm
Free chlorine (Cl): ≤ 0.5 ppm
Phosphate and Silicate (as SiO₂): ≤ 5 ppm
Sulfate (SO₄): ≤ 10 ppm
Total nitrogen (N): ≤ 10 ppm
Heavy metals (as Pb): ≤ 1 ppm
Ag (Silver): ≤ 0.1 ppm
Al (Aluminium): ≤ 0.05 ppm
As (Arsenic): ≤ 0.05 ppm
Ba (Barium): ≤ 0.02 ppm
Be (Beryllium): ≤ 0.02 ppm
Bi (Bismuth): ≤ 0.1 ppm
Ca (Calcium): ≤ 0.5 ppm
Cd (Cadmium): ≤ 0.05 ppm
Co (Cobalt): ≤ 0.05 ppm
Cu (Copper): ≤ 0.1 ppm
Fe (Iron): ≤ 1.0 ppm
Ge (Germanium): ≤ 0.05 ppm
K (Potassium): ≤ 0.1 ppm
Li (Lithium): ≤ 0.02 ppm
Mg (Magnesium): ≤ 0.5 ppm
Mn (Manganese): ≤ 0.02 ppm
Mo (Molybdenum): ≤ 0.05 ppm
Na (Sodium): ≤ 0.5 ppm
Ni (Nickel): ≤ 0.1 ppm
Pb (Lead): ≤ 0.05 ppm
Sr (Strontium): ≤ 0.02 ppm
Ti (Titanium): ≤ 0.1 ppm
Tl (Thallium): ≤ 0.05 ppm
V (Vanadium): ≤ 0.05 ppm
Zn (Zinc): ≤ 0.1 ppm
Zr (Zirconium): ≤ 0.1 ppm
Residue on ignition (as sulfate): ≤ 0.003 %
conforms to ACS, ISO, Reag. Ph Eur

Legal Information

EMSURE 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


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