| 聚乙烯亚胺买家 |
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| | Quantity: Quality Standards: Packing: Place of Origin: Purity: Standard: : Hi, We are interested in PEI of following specifications: Branched PEI MWt: 600; 100 G. Company: Polyscie...
| | | | | Cas No. :9002-98-6 Payment Method: L/C We are searching for the following item. - Product : Polyethyleneimine - CAS No : 9002-98-6 If you have give us the COA. And if the spec is O.K. ...
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