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- [2026-08-04]
In which industries is sodium hydrogen fluoride used
Sodium hydrogen fluoride is an acidic fluoride salt that can smoothly release fluoride ions and has the characteristics of acidic etching, complex rust removal, and melting aid; Compared to liquid hydrofluoric acid, solid form is more convenient for storage and transportation, and is widely used as an etchant, metal surface treatment agent, fluorine chemical intermediate, and welding melting aid r
- [2026-07-28]
Where is bromoacetic acid mainly used
Bromoacetic acid belongs to highly active alpha halogenated carboxylic acids, with core functions as a carboxymethylation reagent and organic alkylating intermediate. Bromine atoms are prone to nucleophilic substitution and are key basic raw materials in chemical engineering.
- [2026-07-23]
What is potassium tetraborate briefly introduced
1、 Basic physical and chemical properties The appearance is white crystals or crystalline powder; Easy to dissolve in water, slightly soluble in alcohol, the aqueous solution is weakly alkaline (pH ≈ 9.2 in 2% aqueous solution), and has excellent buffering capacity; The melting point of anhydrous material is 815 ℃, and metal oxides can be melted and dissolved at high temperatures.
- [2026-07-15]
What is the main function of calcium fluoride
1、 Fluorine chemical industry The core raw material for preparing hydrofluoric acid. Calcium fluoride reacts with concentrated sulfuric acid to produce anhydrous hydrofluoric acid; Hydrofluoric acid extends further downwards:
- [2026-07-07]
What are the preparation methods of tetrafluoropropanol
1、 Free radical polymerization of tetrafluoroethylene and methanol 1. Intermittent polymerization in high-pressure reactors (traditional large-scale production) Raw materials: Tetrafluoroethylene (TFE), anhydrous methanol, peroxide free radical initiator (diisopropyl peroxydicarbonate, di tert butyl peroxide)
- [2026-07-01]
What is the function of sodium fluorosilicate
Sodium fluorosilicate is a basic fluoride salt produced as a byproduct of phosphorus chemical industry. It relies on four core chemical characteristics: slow-release fluoride ions, low-temperature melting aid, solidification promotion, and antibacterial and anti-corrosion properties. It covers industries such as building materials, ceramic glass, fluorine chemical industry, mineral processing, ant
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