Product Description 4-Hydroxy-2-nitrobenzaldehyde Other Details Molecular Formula: C7H5NO4 Molecular Weight: 167.11 CAS Number: 90151-04-5 Minimum Purity: 0.95 UN Number: 0 Dangerous Goods Class: 0 Packing Group: 0 Storage Temperature: 0 Sizes 1: 250mg Leadtime:20 Days Sizes 2: 1g Leadtime:20 Days Sizes 3: 5g Leadtime:20 Days