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Zhengzhou Key-chemi Bio
Zhengzhou Key-chemi biotechnology co., LTD. is a high-tech company committed to the field of chemic
Rech Chemical Co., Ltd.
Twenties years ago, Rech Chemical Co.,Ltd were mainly a solid manganese sulphate supplier. Today, b
Jinan Langhua Chemical
As a specialized chemical trader integrating R&D, production, sales and custom synthesis, Jinan
Corvay Specialty Chemic
Corvay Specialty Chemicals GmbH distributes high quality specialty chemicals from selected manufact
Codexis, Inc.
Is a world leader in providing unique, state-of-the-art enzyme optimization services and developing
JieJie Group Co., Ltd.
Shanghai JieJie Chemical Co., Ltd is a pharmaceutical and chemical enterprise for the research and |