J&H CHEM 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. J&H CHEM has some Manufacturing base in Jia

1.High quality and good package 2.Direct supplier,fast delivery 3.Choosable payment term 4.Prompt response to customer within 6 hours 5.Good business credit in Europe ,US ,Japan ,Korea Welcome to Henan Tianfu Chem

2H-1-BENZOPYRAN-2-CARBONYL CHLORIDE,3,4-DIHYDRO-,(2S)-Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express

home-produced Application:medicine