Zhejiang Zhongxing Chemical Reagent Co., Ltd

Nice to have you with us - in DÖRKEN GROUP. We develop and produce film systems, micro layer corrosion protection systems, colors and color mixing systems; with five companies.

Your experienced partner for HPLC and Photometers from KONTRON + PG Instruments.

BioSpectra exclusively manufactures all its products at its state-of-the-art GMP facilities in Bangor and Stroudsburg PA, USA. Products include APIs, Excipients, GMP Bulk Biological Buffers, GMP Process Chemicals, and unique GMP Compounded Solve