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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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Related Categories

Application


  • Optimization of selenylation modification for garlic polysaccharide based on immune-enhancing activity: This study explored the optimization process for the selenylation of garlic polysaccharides, aiming to enhance their immune-boosting properties. Perchloric acid played a role in the preparation phase, facilitating the modification of polysaccharides to achieve better bioactivity (Gao et al., 2016).

  • Synthesis and Characterization of Isodiphenylfluorindone and Isodiphenylfluorindinone: Research focused on the synthesis of novel fluorinated compounds, where perchloric acid was utilized as a catalyst to promote the formation of these complex molecules, highlighting its utility in synthetic organic chemistry (Zissimou et al., 2018).

  • Cocrystallization of photosensitive energetic copper(II) perchlorate complexes: Perchloric acid derivatives were studied for their potential in creating stable, photosensitive materials suitable for energetic applications, demonstrating the acid′s versatility in materials science (Evers et al., 2014).

  • Early molecular oxidative stress biomarkers of ischemic penumbra in acute stroke: The study involves the use of perchloric acid in the extraction and stabilization of biomarkers from biological samples, essential for the accurate diagnosis and treatment of stroke (Lorenzano et al., 2019).

  • An improved, high-efficiency assay for assessing serum anticholinergic activity: This research developed a novel assay method using perchloric acid to extract and quantify anticholinergic activity from serum samples, offering advancements in pharmacological studies (Nobrega et al., 2017).

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

signalword

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

5.1A - Strongly oxidizing hazardous materials

wgk_germany

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable


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