UN:2310 CN:33587 GRADE:6.1 UN2310 Colorless or slightly yellow liquid. PRODUCTS NAME: ACETYL ACETONE 99.7% CAS:123-54-6 APPEARANCE COLORLESS TRANSPARENT LIQUID PURITY 99.8% MIN. MOISTURE 0.30% MAX. ACIDITY 0.20% MAX. COLOUR (ALPHA) 50 MAX. REFRATIVE INDEX 1.451 RESIDUE ON EVAPORATION 0.01% MAX. WATER CONTENT 0.05% MAX.