promotional products

Perchloric acid CAS 7601-90-3 AR500ML

Identification

Product Name

Perchloric acid

CAS

7601-90-3

EC No.

231-512-4

Cat. No.

P1025110500

Formula

HClO4

M.W.

100.46

Synonyms

Perchlorsure; NEOPRENE RUBBER; PERCHLORIC ACID; Fraude's reagent; acideperchlorique; Hyperchloric acid; PERCHLORIC ACID 70%

Application

For laboratory use; for biochemical research; Used as a precursor for ammonium perchlorate. Useful for etching of liquid crystal displays, etching of chrome, ore extraction and in analytical chemistry. used as a strong oxidizer and as a solvent for metals and alloys. It serves as a deproteinization reagent in food analysis. As a dehydrating agent, it is used for the determination of silica in iron and steel and in cement and other silicate materials.

Specification

Assay (HClO4)

70.0-72.0%

Insoluble matter in ethanol

0.002% max.

Ignition residue (as sulfate)

0.005% max.

Chlorate (ClO3)

0.002% max.

Chloride (Cl)

0.0003% max.

Free chlorine (Cl)

0.001% max.

Sulfate (SO4)

0.001% max.

Total nitrogen (N)

0.001% max.

Color, hazen

15 max.

Phosphate (PO4)

0.0005% max.

Silicate (as SiO3)

0.005% max.

Iron (Fe)

0.0001% max.

Copper (Cu)

0.00005% max.

Lead (Pb)

0.00005% max.

Physical Data

Appearance

Clear, colorless transparent liquid.

Solubility

Miscible with water.

Storage

Store in a cool, dry place away from sparks and flame. Store in a tightly closed container.

Refractive index

η20D 1.419

Melting point

-18℃

Boiling point

203℃

Density

1.664 g/ml at 25℃

Vapor density

~2.1 (vs air)

Vapor pressure

6.8 mmHg (at 25℃)

Grade

AR

Packing

500ML/bottle; 10bottle/carton

技术支持:讯博网络