A great resource for Fentanyl and Synthetic Opioid Response, decontamination and PPE Selection from the Interagency Board.
https://interagencyboard.org/sites/default/files/publications/IAB%20First%20Responder%20PPE%20and%20Decontamination%20Recommendations%20for%20Fentanyl.pdf
Table 1. outlines the risk levels and response functions of the responder. Refer to the color coded matrix once you have determined your role and the perceived risk of the facility.
The table below outlines the required PPE for the different types of response.
Table 3 is the breakdown of PPE types and suggestions for use during response.
The tables have been captured from the IAB document linked above. For more information feel free to comment or add to this thread.