Dilutions are written in (parts of chemical + parts of water).
This means that if a dilution is (1+2), then to make a 300ml batch then you need 100ml of stock (concentrate) chemical AND 200ml of water to total 300ml.
Film Dilutions
- Developer
- Stop-bath
- Fixer (AKA Hypo)
- Ilford Rapid Fixer
- Kodak Professional Fixer
- Hypo-Clear
- Wetting Agent (Photo-flo or Ilfotol)
Paper Dilutions
- Developer
- Legacy EcoPro
- 1+9 for most applications, or 1+14 when greater control is important.
- Stop-bath
- Fixer (AKA Hypo)
- Ilford Rapid Fixer
- Kodak Professional Fixer
- Hypo-Clearing Agent (Fiber paper only)