acetic anhydride specification Where to buy Acetic anhydride? You want to get some acetic anhydride? Are you qualified? You need the following documents: Docs for import Acetic anhydride: 1.The licenses for purchase of precursor chemicals issued by the local government of the end user(Original); 2.End-User and End-Use Certificate(English and Chinese version,Original); 3.Enterprise qualification of the end user.(Importer and End user;Photocopy with Original stamp); 4.Company profile（Importer and End user); 5.Contract(Original,Signature with black ink pen,Stamp) 6.If there have mid-broker,the enterprise qualification of mid-broker is necessary. After this, please contact: [Acetic Anhydride Dealer]