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Basic chromic sulfate

Basic chromic sulfate structure

CAS No:
39380-78-4
Formula:
CrH3O12S3
Chemical Name:
Basic chromic sulfate
Synonyms:
CHROMIUM(III) SULFATE BASIC;basic chromic sulfate;Chromosal B;Chromium(Iii)SulphateBasic;CHROMIUM (III) SULPHATE BASIC Extra Pure;Chromic sulfate (basic);chromic hydroxide sulfate;chromium(3+) hydroxide sulfate
Categories:
Inorganic Chemistry > Inorganic Salts

Description

Basic chromic sulfate, chromium(III) sulfate, or chromic sulfate, is a chemical compound with the formula Cr(OH)SO4. It is derived from the reaction between chromium(III) oxide (Cr2O3) or chromium(III) hydroxide (Cr(OH)3) and sulfuric acid (H2SO4). Basic chromium sulfate (Basic chromic sulfate) is primarily used in the tanning industry as a tanning agent and a leather preservative. It plays a crucial role in converting raw hides or skins into leather. The compound helps to cross-link collagen fibers, making the leather more stable, resistant to decomposition, and less susceptible to shrinkage. It also enhances the leather's ability to resist water and impart a soft texture.

Basic chromic sulfate Basic Attributes

Molecular Weight：

343.20772

Exact Mass：

164.894974

EC Number：

619-674-8

Color/Form：

Green Crystalline

HScode：

3202900000

Characteristics

PSA：

111.70000

XLogP3：

-0.43400

Density：

1.7

Melting Point：

90°C

Boiling Point：

330ºC at 760 mmHg

Water Solubility：

Soluble in water

Toxicity：

mouse,LD50,oral,2900mg/kg (2900mg/kg),BEHAVIORAL: ATAXIABEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)BEHAVIORAL: IRRITABILITY,Toksikologicheskii Vestnik. Vol. (2), Pg. 34, 1998.

Odor：

Odorless

Safety Information

Packing level：

Transport codes：

UN17598/PG2

hazard class code：

safety instructions：

26-36/37/39-45

RTECS Number：

GB6240000

Marks：

Precautionary statement(s)：

P261, P271, P304+P312, P304+P340, P312

Hazard Statements：

RIDADR：

UN1759 8/PG 2

Basic chromic sulfate Use and Manufacturing

Basic chromic sulfate is primarily used in the tanning industry as a tanning agent and a leather preservative. It is also employed in other applications, including:Dyestuff and Pigment Production: It serves as a mordant, a substance that enhances the affinity of dyes or pigments for textile fibers. It helps to fix dyes onto fabrics and improve colorfastness.Wood Preservation: Basic chromium sulfate is used as a preservative to protect timber from decay, fungal growth, and insect attacks. It is applied by pressure treatment or dipping to extend the lifespan of wood used in outdoor applications.Corrosion Inhibition: It is sometimes used as a corrosion inhibitor in cooling water systems, particularly in the automotive and aerospace industries. It helps to prevent the formation of rust and protect metal surfaces.

Computed Properties

Molecular Weight:343.2
Hydrogen Bond Donor Count:3
Hydrogen Bond Acceptor Count:12
Exact Mass:342.819169
Monoisotopic Mass:342.819169
Topological Polar Surface Area:257
Heavy Atom Count:16
Complexity:76
Covalently-Bonded Unit Count:4
Compound Is Canonicalized:Yes

Material

Glucose

Sulfuric acid

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Guide of Basic chromic sulfate

Description
Basic Attributes
Characteristics
Safety Information
Use and Manufacturing
Computed Properties
Material
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