1023 | 2,3-Pentanedione2,3-Pentadione, 2,3-Pentandion, 2,3-Pentandione, 2,3-Pentanedithiol, 2.6-Pentanedione, 3,4-Pentanedione, Acethylpropionyl, CH3C(O)C(O)C2H5, Pentandion-2,3 | | Fire Service Act | Type 4 Ignite liquid | Class 1 petroleum Nonaqueous liquid | Handling or storage; Submission of a notification in the case that the amount is 20-100% of the specified value; permit required in the case that the amount is >100% of the specified value (the sum of proportions is calculated when storing/handling multiple classes in the same place) | Fire and Disaster Management Agency | | Fire Service Act |