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Aluminium ammonium sulfate

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  Ammonium aluminum sulfate

  Ammonium aluminum sulfate is a inorganic compound substance, chemical formula NH4Al (SO4) 2, which is colorless, transparent crystal or white powder. It is slightly soluble in water, dilute acids, and glycerol, while the aqueous solution is acidic and insoluble in alcohol. It usually exists in the form of 12 water of crystallization.

  Chemical formula: NH4Al (SO4) 2

  Molecular weight: 237.15

  CAS Registry Number: 7784-25-0

  EINECS login number: 232-055-3

  Melting point: 93.5 ℃

  Boiling point: 330 ° C

  Water solubility: The aqueous solution is acidic. Easily soluble in glycerol, insoluble in ethanol

  Density: 1.64 g/cm ³

  Appearance: Colorless crystals, white particles or powder


  Analytical reagents. It can also be used as a flocculant for purifying sewage. Used as a sizing agent for paper sizing in the papermaking industry; Used as an aluminum tanning agent in the leather industry; Used as a colorant for yellow glass in the glass industry; The dye industry is used as an anti dyeing agent for ice dyeing dyes; The pharmaceutical industry is used to manufacture astringents and diuretics. Used as a food additive in the food industry; Printing and dyeing industry as mordant; The pigment industry is used to manufacture high-quality pigments, lakes, and color bases for waxed paper pastes. The starch industry is used as a preservative for starch paste. High purity ammonium aluminum sulfate can be used to manufacture artificial gemstones, laser crystals, high-purity alumina, electronic components, computer components, and high-pressure sodium lamps.


  Health hazard: It has a certain stimulating effect on the eyes and mucous membranes. Taking a large amount of aluminum sulfate by mistake can cause irritation to the mouth and stomach. Explosion hazard: This product is non flammable and irritating.

  First aid measures:

  Skin contact: Remove contaminated clothing and rinse with flowing water.

  Eye contact: Lift the eyelids and rinse with flowing water or physiological saline. Seek medical attention.

  Inhalation: Remove from the site to a place with fresh air. If breathing is difficult, administer oxygen. Seek medical attention.

  Ingestion: Drink plenty of warm water to induce vomiting. Seek medical attention.