As a leading manufacturer and supplier of chemicals in China, DayangChem not only supply popular chemicals, but also DayangChem's R&D center offer custom synthesis services. DayangChem can provide different quantities of custom synthesis ch

We are a Union of chemistry in China, consists of chemists，engineers, laboratories,factories in China. We organize surplus capacity of R&D and production as well as custom synthesis for chemical products and chemical business project. We are supp

Our own factory produces direct sales with absolute price advantage Application:Pharmaceutical industry Transportation:By sea Port:Shanghai/tianjin

We are committed to providing our customers with the best products and services at the most competitive prices.Appearance:crystalline powder Storage:Room temperature with sealed well Package:according to the clients requirement Application:Use as pri

2-NAPHTHALENESULFONIC ACID 5-AMINO-8-[(4-AMINOPHENYL)AZO]-Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express