Dayangchem's R&D center can offer custom synthesis according to the contract research and development services for the fine chemicals, pharmaceutical, biotechnique and some of the other chemicals. DayangChem can provide different quantities

Zibo Hangyu Biotechnology Development Co., Ltd is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and OLED intermediates and other fine chemi

Pyrazino[2,3-b]pyrazine cas 255-53-8Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express

Hangzhou morot chemical technology co., LTD is one specialized is engaged in pharmaceutical raw materials, pharmaceutical intermediates, fine chemical and biochemical reagents such as research and development of new and high technology products, orde