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Beijing TOP Science Biotechnology Co., Ltd
86-10-56209960
http://www.tpscis.com
ACC Corporation
858 201 6118
http://www.acccorporation.com
Shanghai Specbiochem CO., LTD.
+86 21 5132 0052
http://www.specbiochem.com
CarboMer, Inc.
858 552 0992
http://www.carbomer.com
上海杨化工有限公司
[86] 2154173791
http://www.youchemicals.com
MRV:醋酸酯化丁二酸氢酯化的纤维素-2-羟基丙基甲基醚.cml