Product Description mPEG9-NH2 Other Details Molecular Formula: C19H41NO9 Molecular Weight: 427.5 CAS Number: 211859-73-3 Minimum Purity: 0.95 UN Number: 0 Dangerous Goods Class: 0 Packing Group: 0 Storage Temperature: 0 Sizes 1: 500mg Leadtime:20 Days Sizes 2: 1g Leadtime:20 Days Sizes 3: 0 Leadtime:0