Product Description mPEG9-CH2COOH Other Details Molecular Formula: C21H42O12 Molecular Weight: 486.6 CAS Number: 405518-55-0 Minimum Purity: 0.95 UN Number: 0 Dangerous Goods Class: 0 Packing Group: 0 Storage Temperature: 0 Sizes 1: 1g Leadtime:50 Days Sizes 2: 0 Leadtime:0 Sizes 3: 0 Leadtime:0