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Zhongchang chemical co.,Ltd.,located in shangyu chemical developing zone,shangyu city,zhejiang province,As a pharmaceutical intermediates manufacturer,main ...
4-amino salicylic acid  Calcium 4-amino salicylate  ciprofibrate  DL-Alaninolzhong chang  shangyu zhongchang  Sodium 4-amino salicylate  sodium hydrogen dispersion  tropic acid  tropine  tropinol  zhongchang chemical 
www.zhongchangchem.com - 2009-02-03
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