Product Description 4,5-Dichlorothiophene-2-carboxylic acid Other Details Molecular Formula: C5H2Cl2O2S Molecular Weight: 197.04 CAS Number: 31166-29-7 Minimum Purity: 0.98 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