7/30/25

Caffenol wKBr

7222 B&W Negative

Caffenol Developer (w KBr)

Water Rinse

Traditional Fixer

PROCESS STEPS

  1. Caffenol Developer (w KBr), 8 minutes, 25C - Agitate for first 30 seconds, then 3 rotations each minute.

  2. Water Rinse, 2 minutes - Continuous agitation

  3. Replace Water and Rinse for additional 2 minutes (occasional agitation)

  4. Fixer, 6 minutes 21C - Agitate for first 30 seconds, then one rotation each 30 sec.

  5. Open Tank – Pour Fixer into container for silver recovery

  6. Wash – Water Bath 5 minutes, agitation

  7. Wash – Replace water, 5 minutes with Photo-Flo

  8. Dry

Caffenol Recipe

1000ml of Water – room temp 21C

40g Instant Coffee

90g Washing Soda

17g Vitamin C

1g KBr (Potassium Bromide)

Regulate to 25C