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Shanghai AOKChem Co., Limited
86 21 6871 2331
http://www.AOKchem.com
Debye Scientific Co., Ltd.
852 21376140
http://www.debyesci.com
Advanced Technology & Industrial Co., Ltd.
+852 2390 2293
http://www.advtechind.com
IS Chemical Technology Ltd.
86 2152685808
http://www.ispharm.com
MRV:ISOPROPYLPHOSPHONIC ACID.cml