| 936 | Sodium hydride340F, Hydridesodium, NAH 80, Nah80, Sodium hydride (nah), Sodiumhydride(nah), Sodiummonohydride | | Fire Service Act | Type 3 pyrophoric substance and Dangerous when Wet | Class 1 pyrophoric substance and Dangerous when Wet | 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 |
| 944 | Sodium hydride340F, Hydridesodium, NAH 80, Nah80, Sodium hydride (nah), Sodiumhydride(nah), Sodiummonohydride | | Fire Service Act | Type 3 pyrophoric substance and Dangerous when Wet | Class 2 pyrophoric substance and Dangerous when Wet | 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 |