DEVELOPING CHART FOR PROCESSING NEGATIVES DEVELOPING CHART FOR PROCESSING ZEBRA DRY PLATE TINTYPES & AMBROTYPES PROCESSING TIMES FOR FIXERS *Chemicals in the charts are listed from our most to least recommended**If you are successfully using any other developer or dilution please let me know so I can add it to the chart 🙂***Last update to the chart was made on 18.10.2023