5-valerolactone

Dayang Chem (Hangzhou) Co.,Ltd. is a comprehensive entity which specializes in development, production and trade of pharmaceutical, agrochemical and dyestuff intermediates as well as some special type reagents. We have an own factory and share enterprises. We act also as agent of many chemical factories and promote their products to the international market at very competitive price.
We take "Credi first, Clients supreme" as our aim. We expect to cooperate with more partners in the world by providing superior quality chemicals and best service.

Send an inquiry on 5-valerolactone to Dayang Chem (Hangzhou) Co.,Ltd.

Ningbo Jiasi Chemical CO.,LTD,approved by ISO9001:2000,is specialized in manufacturing fine chemicals.

Our company is engaged in providing fine chemicals,including pharmaceutical intermediates,
alkynyl alcohols nonionic surfactant as defoaming and wetting agent,liquid crystal and electron chemicals,
sensitization & photochromism materials,light initiator and special high polymer monomer etc.

Furthermore,we specialize in Grignard Reaction, Sandmeyer Reaction, Friedel-Crafts Reaction, Brominations, Low-temperature Nitration Reaction,Electronation Reaction,Non-monophase Catalytic Oxidation Reaction,
Etherification of Phenolhydrox,Cyclizative Condensation and others cell chemical reaction.Bisides we have our own style of treatment after high-vacuum reaction,which is in the range of -30℃ to 350℃.

Moreover,our company undertakes R&D activity and processing business.
We sincerely look forward to cooperating with all friends from all over the world.
Send an inquiry on 5-valerolactone to Ningbo Jiasi Chemical Co., Ltd.