@wedge@woodworking.group
I could use one of these. At 46Β½" x 15Β½" x 2" (118x40x5cm) it would accommodate my largest saw plates needing citric baths.
https://www.gardeners.com/buy/black-plastic-planting-tray-large/8593133.html
If I could find a piece of strong plastic sheet, Iβd make a shallow wood tray and line it, but I donβt trust the plastic I have on hand.