Product Description mPEG7-NH2 Other Details Molecular Formula: C15H33NO7 Molecular Weight: 339.4 CAS Number: 170572-38-0 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: 5g Leadtime:20 Days