Product Description Aluminum hydroxide Other Details Molecular Formula: H3AlO3 Molecular Weight: 78 CAS Number: 21645-51-2 Minimum Purity: 0.99 UN Number: 0 Dangerous Goods Class: 0 Packing Group: 0 Storage Temperature: 0 Sizes 1: 25g Leadtime:20 Days Sizes 2: 100g Leadtime:20 Days Sizes 3: 500g Leadtime:20 Days