Product Description Mal-PEG6-NHS Other Details Molecular Formula: C26H39N3O13 Molecular Weight: 601.6 CAS Number: 1137109-21-7 Minimum Purity: 0.95 UN Number: 0 Dangerous Goods Class: 0 Packing Group: 0 Storage Temperature: 0 Sizes 1: 100mg Leadtime:50 Days Sizes 2: 250mg Leadtime:50 Days Sizes 3: 1g Leadtime:50 Days