- An acetic acid stop bath incorporating an indicator dye to warn of exhaustion.
- Dilute 1+29 with water to make the working solution.
- Stop Bath arrests development immediately on contact to ensure clear highlights in paper and low fog on film.
- Protected fixer life and performance. No alkali carry-over from the developer.

- An acetic acid stop bath incorporating an indicator dye to warn of exhaustion.
- Dilute 1+29 with water to make the working solution.
- Stop Bath arrests development immediately on contact to ensure clear highlights in paper and low fog on film.
- Protected fixer life and performance. No alkali carry-over from the developer.

- Makes for a more pleasant darkroom environment due to its odourless formula
- An odourless citric acid stop bath with indicator dye to warn of exhaustion.
- SB50 dilutes 1+19 with water.
- Stop Bath arrests development immediately on contact to ensure clear highlights in paper and low fog on film.
- Protected fixer life and performance. No alkali carry-over from the developer.

- Makes for a more pleasant darkroom environment due to its odourless formula
- An odourless citric acid stop bath with indicator dye to warn of exhaustion.
- SB50 dilutes 1+19 with water.
- Stop Bath arrests development immediately on contact to ensure clear highlights in paper and low fog on film.
- Protected fixer life and performance. No alkali carry-over from the developer.

Fotospeed RA50 is a highly concentrated liquid designed to greatly reduce surface tension to allow the easy dispersion of water from the surface of photographic materials without damaging the emulsion. Used in the final rinse, it noticeably promotes streak free drying of film and shortens drying times.

- Dilute to: 1+200

WA50 is specifically designed to speed the removal of fixing agents from the fibres of BW fibre based printing papers. Used in conjunction with a running water wash WA50 will cut washing time to around 20 minutes. Dilutes 1+9 to make the volume required.