1277 | 2-Thenaldehyde2-Formyl thiophene, 2-Formylthiophen, 2-Thienal, 2-Thienaldehyde, 2-Thienylaldehyde, Thenaldehyde, Thienyl-2-aldehyde, Thiophenemethanal | | Fire Service Act | Type 4 Ignite liquid | Class 3 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 |