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Guangdong Kelaiya Biotechnology Co.,Ltd

YES Gold
YES Gold 1YR

Guangdong, China

Polyethylene terephthalate (PET), chemical formula (C10H8O4) N, is by dimethyl terephthalate and ethylene glycol ester exchange or to terephthalate and ethylene glycol esterification synthesis of dihydroxyethyl terephthalate, and then the...

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Orianna Zhang ( Guangdong Kelaiya Biotechnology Co.,Ltd )
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