TIANJIN ZHENTAI CHEMICAL CO., LTD

We are the manufacturer of below products.
1. Sulfite series, E. g. : Sodium Bisulphite (powder & liquid), Sodium Sulphite, Sodium Metabisulphite, Sodium Thiosulphate Anhydrous, Sodium Bicarbonate
2. Sulfate series, E. g. : Sodium Bisulphate, Sodium Bisulphate Monohydrate, Potassium Bisulphate, Ammonium Hydrogen Sulfate
3. Pharmaceutical/ pesticide intermediate series, E. g. : N-Ethyl Ethyenediamine (NEED), N, N-Diethylethylenediamine, N, N’-Diethylethylenediamine