Product Description Ammonium hexafluorosilicate Other Details Molecular Formula: (NH4)2SiF6 Molecular Weight: 178.15 CAS Number: 16919-19-0 Minimum Purity: 0.98 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