Product Description Columbianetin Other Details Molecular Formula: C14H14O4 Molecular Weight: 246.26 CAS Number: 3804-70-4 Minimum Purity: 98% (HPLC) UN Number: 0 Dangerous Goods Class: 0 Packing Group: 0 Storage Temperature: 0 Sizes 1: 1g Leadtime:50 Days Sizes 2: 0 Leadtime:0 Sizes 3: 0 Leadtime:0