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This product is a light yellow crystal, easily soluble in water but insoluble in alcohol. The aqueous solution is acidic. The dehydration temperature is 86.5℃. It loses crystal water when heated to 250℃. Anhydrous aluminum sulfate begins to decompose when heated to 300℃. The anhydrous substance has white crystals with pearl luster.
Aluminum sulfate is mainly used as a papermaking sizing agent and a flocculant for drinking water, industrial water and wastewater treatment. It is also a raw material for the production of artificial gemstones and other aluminum salts, such as ammonia alum, potassium alum, and refined aluminum sulfate. In addition, aluminum sulfate is also widely used in the production of high-quality clarifiers, petroleum deodorizing and decolorizing agents, concrete waterproofing accelerators, high-grade paper whitening, titanium dioxide post-film treatment and catalyst carriers.
1. Used as paper sizing agent in the papermaking industry to enhance the water resistance and anti-seepage properties of paper;
2. After being dissolved in water, it can aggregate the fine particles and natural colloidal particles in the water into large flocs, which can be removed from the water, so it is used as a coagulant for water supply and wastewater;
3. Used as a turbid water purifier, precipitant, color-fixing agent, filler, etc. Used as an antiperspirant cosmetic raw material (astringent) in cosmetics;
4. In the fire protection industry, it is used as a foam fire extinguishing agent with baking soda and foaming agent;
5. Analytical reagents, mordants, tanning agents, oil decolorants, wood preservatives;
6. Stabilizer for albumin pasteurization (including liquid or frozen whole eggs, egg whites or egg yolks);
7. Can be used as raw material for the manufacture of artificial gemstones and high-grade ammonium alum, and other aluminates;
8. In the fuel industry, it is used as a precipitating agent in the production of chrome yellow and lake dyes, and at the same time plays the role of fixation and filler.
9. Used as an effective cross-linking agent for animal glue and can increase the viscosity of animal glue. It is also used as a curing agent for urea-formaldehyde adhesives. The 20% aqueous solution cures faster.
10. Use it as a concrete waterproofing agent in cement, and you can also use it as an accelerator to speed up the solidification of cement.
50kg/25kg laminated woven bags, or customized packaging according to customer requirements.
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