Nanjing King-Pharm Co., Ltd. has a world wide laboratory focusing on research and development of organic chemical products such as fine chemicals, pharmaceutical & intermediates, Agrochemicals & Indermediates, Chemical Intermediates, Organic Intermediates, Dyestuffs & intermediates and so on. We also provide Custom Synthesis, Contract & Toll Manufacture, Electronics Chemicals and biochemical reagents. Pharmaceutical;Intermediates;Pharmaceutical Intermediates;5-Ethylthio-1H-Tetrazole(ETT);89797-68-2;C3H6N4S ;Organic;synthesis;organic products;organic synthesis;organic chemistry;organic acid;Fine Chemicals