Film Processing Chemicals

Pyrogallol or Pyrogallic Acid is a developing agent often used for its tanning qualities. It most famous use of recent times was by Gordon Hutching...

Ascorbic Acid is often refrred to as the Vitimin C film developer. Some modern developers often replace the toxic Hydroquinone or Metol with ascorb...

Sodium Hexametaphosphate or Calgon, has the property of holding calcium and magnesium salts in solution, even when boiling, making it a great water...

Boric Acid is used as a fine grain developer additive or a solution buffering agent when used with Borax. It can also be used as an acid fixing bat...

Antifoggants are used to restore out of date paper. Papers containing incorporated developers usually keep less well than those without developers ...