Welink International Enterprise Ltd.
Welink International Enterprise Ltd. specializes in manufacturing Phase Transfer Catalysis (PTC) and Cationic Surfactant. We provide a comprehensive range of Quaternary Ammonium Salts, Quaternary Phosphonium Salts, Crown Ethers, Quaternary ammonium hydroxide and other series. We offer our customers the highest purity in fine chemical products. We are accustomed to supplying quaternary products in the pharmaceutical & electronics industry, petrochemicals production, biological industry, electroplating, textile industry, architecture as well as cosmetic industry.
Our wide range of Quaternary Ammonium Salt products include Triethyl Amine Hydrobromate, 3-Ethylamine Hydrobromide, 2-Ethylamine Hydrobromide, 2-Bromoethylamine Hydrobromide, Bis-2-Bromoethyl Amine Hydrochloride, Bis-2-Chloroethyl Amine Hydrochloride, Ethyl Amine Hydrochloride, Diethyl Amine Hydrochloride, Triethyl Amine Hydrochloride And Trimethyl Amine Hydrochloride. Our Hydroxide products include Benzyl Trimethyl Ammonium Hydroxide, Tetrabutyl Ammonium Hydroxide, Tetrapropyl Ammonium Hydroxide, Tetraethyl Ammonium Hydroxide and Tetramethyl Ammonium Hydroxide. Benzyl Trimethyl Ammonium Hydroxide is a colorless transparent liquid.
Quaternary Ammonium Salt Series
Product Name
Molecular Formula | |
Tetraoctylammonium bromide | (C8H17)4NBr |
Tetrabutylammonium perchlorate | C16H36NClO4 |
Lauryl benzyldimethylammonium chloride | C21H38ClN |
Benzyl tributyl ammonium bromide | C19H34NBr |
Benzalkonium Bromide | C21H38BrN |
Stearalkonium chloride | C17H40NCl |
Benzalkonium Chloride | C21H38ClN |
Hydrochloride Series
Product Name
Molecular Formula | |
Triethyl amine hydrobromate | (C2H5)3N.HBr |
3-ethylamine hydrobromide | (C2H5)3N.HBr |
2-ethylamine hydrobromide | (C2H5)2N.HBr |
2-Bromoethylamine hydrobromide | BrCH2CH2NH2HBr |
Ethyl amine hydrochloride | C2H5NH2.HCl |
Diethyl amine hydrochloride | (C2H5)2NH.HCl |
Triethyl amine hydrochloride | C6H16NCl |
Phosphonium Compound Serial Products
Product Name
Molecular Formula | |
Benzyl-Triphenyl Phosphonium Chloride | C25H22PCl |
MethylTriphenyl phosphonium iodine | CH3IP(C6H5)3 |
Butyl Triphenyl phosphonium Chloride | C4H9ClP(C6H5)3 |
Ethyl Triphenyl phosphonium Chloride | C2H5ClP(C6H5)3 |
MethylTriphenyl phosphonium Chloride | CH3ClP(C6H5)3 |
Triphenyl phosphine | (C6H5)3 P |
Dodecyl-Triphenyl Phosphonium Bromide | C12H25BrP( C6H5)3 |
Hydroxide Series
Product Name
Molecular Formula | |
Benzyl trimethyl ammonium hydroxide | C10H17NO |
Tetrabutyl ammonium hydroxide | C16H37NO |
Tetrapropyl ammonium hydroxide | C12H29NO |
Tetraethyl ammonium hydroxide | C8H21NO |
Tetramethyl ammonium hydroxide | C4H13NO |