ChemStrong Scientific Co.,Ltd
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Shenzhen Polymeri Biochemical Technology Co., Ltd.
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Changzhou Xianglong Pharmaceutical Technology Co., LTD
Telephone 18661161657
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LGC Science (Shanghai) Ltd.
Telephone 17717235263
Websitehttps://www.lgcstandards.com/CN/en/Pharmaceutical/cat/279492
Hubei Qingbei Yunyan Pharmaceutical Technology Co., Ltd
Telephone18162595016; 18162595016
Websitehttps://www.chemicalbook.com/supplier/25457231/