Product Description 4-Hydroxypyridine Other Details Molecular Formula: C5H5NO Molecular Weight: 95.1 CAS Number: 626-64-2 Minimum Purity: 98% (HPLC) UN Number: 0 Dangerous Goods Class: 0 Packing Group: 0 Storage Temperature: 0 Sizes 1: 5g Leadtime:20 Days Sizes 2: 25g Leadtime:20 Days Sizes 3: 100g Leadtime:20 Days