Product Description mPEG6-NHS Other Details Molecular Formula: C20H35NO11 Molecular Weight: 465.5 CAS Number: 874208-92-1 Minimum Purity: 0.95 UN Number: 0 Dangerous Goods Class: 0 Packing Group: 0 Storage Temperature: 0 Sizes 1: 100mg Leadtime:20 Days Sizes 2: 500mg Leadtime:20 Days Sizes 3: 0 Leadtime:0