J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
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Sigma-Aldrich
Telephone021-61415566 800-8193336
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Yujinpharma(Tianjin) Technology Co.,Ltd.
Telephone13370351217 kungfu1217@1
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Jiangsu aikang biomedical research and development co., LTD
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Shanghai Aladdin Biochemical Technology Co.,Ltd.
Telephone400-6206333 18021050169
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