Product Description Z-DL-Histidine extrapure, 99% Other Details Molecular Formula: 0 Molecular Weight: 0 CAS Number: 19728-57-5 Minimum Purity: 0 UN Number: 0 Dangerous Goods Class: 0 Packing Group: 0 Storage Temperature: 0-4C Sizes 1: 0 Leadtime:45 - 60 Days Sizes 2: 0 Leadtime:0 Sizes 3: 0 Leadtime:0