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

factory?direct?sale Application:healing drugs

2,7-NAPHTHALENEDISULFONIC ACID 4-HYDROXY-3-[(2-SULFOPHENYL)AZO]-5-[(2,5,6-TRICHLORO-PYRIMIDIN-4-YL)AMINO]-,TRISODIUM SALTAppearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Tr

United Scientific Company Located in Shanghai of China , is a competitive player in the global specialty and fine chemical market. Fenghua has both the expertise and flexibility to produce a wide range of chemicals. Focusing on developing the innovat