Taixing Yangzi Pharmaceutical Chemical Co., Ltd
Main products: p-nitrophenol, p-aminophenol, etc.
Introduction
Main products: p-nitrophenol, p-aminophenol, etc.
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TESSEK Ltd. was founded twenty years ago as a joint-venture of two biotechnology firms: one was SENETEK, a western company engaged in biochemical industry, the other was TESLA VHJ, a state owned company active in polymer separation research and produ