Ferric Ammonium Sulphate extra pure

Ferric Ammonium Sulphate Extra Pure, also known as ammonium iron(III) sulfate or iron alum, has the chemical formula

NH

4

Fe(SO

4

)

2

⋅

12

H

2

O

NH

4

Fe(SO

4

)

2

⋅12H

2

O. It is a double salt that typically appears as pale purple to violet-colored crystalline solids, highly soluble in water and insoluble in ethanol.

Key Properties:

Molecular Weight: 482.19 g/mol

Appearance: Pale purple or violet crystals

Melting Point: 39–41°C (loses crystallization water)

Density: Approximately 1.71 g/cm³

Solubility: Very soluble in water, insoluble in alcohol

pH: Slightly acidic in aqueous solution

Purity: Extra pure grade, ensuring low levels of impurities for reliable analytical and industrial use

Uses:

Widely utilized as an analytical reagent and in laboratories as a standard for chemical analysis.

Acts as an oxidizing agent and catalyst in organic synthesis.

Applied in water purification and treatment processes.

Used as an indicator in the determination of halogens in chemical analysis.

Applied in agriculture as a micronutrient fertilizer providing bioavailable iron.

Serves roles in dyeing, photographic chemicals, and pharmaceuticals.

Handling and Safety:

Irritant to eyes and skin; use appropriate PPE.

Should be stored in a cool, dry environment away from incompatible substances.

Production:

Produced by oxidation of ferrous ammonium sulfate or ferrous sulfate solutions followed by crystallization with ammonium sulfate and sulfuric acid under controlled temperature conditions to yield high-purity ferric ammonium sulfate crystals.

This comprehensive description is suitable for product catalogs, chemical datasheets, and e-commerce listings aiming at laboratory, pharmaceutical, agricultural, and industrial customers demanding extra pure ferric ammonium sulfate