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Photo Formulas & Techniques

Ansco 40 M-H Film Tray Developer thumbnail

This is a brilliant metol-hydroquinone tray developer for roll, pack and sheet film   To make the stock solution: Hot Water (125F or 52C) 900 ml Metol 4.5 g Sodium Sulfite, anhydrous 14 g Hydroquinone 7.5 g Sodium Carbonate, monohydrated 54 g Potassium Bromide 3 g Water to make 1 L   For use dilute [...]

Formulas

Add 1/2 to 3/4 ounce of replenisher to Ansco 17M for each roll of 120 film or 36-exposure 35mm film (or equivalent) developed. Maintain original volume of developer, discarding for necessary some used developer. No increase in original developing time necessary when replenisher is used in this manner.   Hot water (125F or 52C) 750 [...]

Formulas

This formula is similar to Ansco 17 but due to the use of sodium metaborate as the alkali, permits greater variation in developing time.   Hot water (125F or 52C) 750cc (ml) Metol 1.5 g Sodium Sulfite (anhydrous) 80 g Hydroquinone 3 g Sodium Metaborate 2 g Potassium Bromide 0.5 g Water to make 1 [...]

Ansco 30 X-Ray Film Developer thumbnail

This developer is recommended for use with Ansco X-Ray Film. Ansco 30 is also suitable for Ansco arial films as it is clean-working, has long life and gives high contrast.   Hot water (125F 0r 52C) 750 ml Metol 3.5 g Sodium Sulfite, anhydrous 60 g Hydroquinone 9 g Sodium Carbonate, monohydrated 40 g Potassium [...]

Formulas

Add 1/2 to 3/4 ounce of replenisher to Ansco 17 for each roll of 120 film or 36-exposure 25-mm film (or equivalent) develped. Maintain original volume of developer, discarding if necessary some used developer. No increase in original developing time is necessary when replenisher is used in this manner until the developer is exhausted. Available [...]

Formula

This is a fine-grain developer recommended for all Ansco roll, pack and 35mm films. It can also be used for obtaining soft gradation with Ansco portrait and press films.  It is recommended for motion picture negative development.  This soft-working, fine-grain developer may be obtained in packaged form by ordering Ansco 17 developer. Hot Water (125F [...]

Formulas

Pat “Gadget” Gainer developed PC-TEA as a simple to make alternative to Kodak’s X-tol.  It’s a one solution, one shot developer. Some folks found it prone to fog, so they experimented with adding Potassium Bromide.  Here’s the version I use.   Triethanolomine heated to about 180F 200 ml Ascorbic Acid 45 g Phenidone 1 g [...]

Formulas

Hypercat was developed by Jay DeFehr as a high acutance, catechol-based tanning/staining developer. Mixed in glycol, it has a long shelf life.   Hypercat A Ascorbic Acid 1 g Catechol 10 g Propylene Glycol 100 ml   Hypercat B Distilled water 750 ml Sodium Carbonate 200g Distilled water to make 1 L   People dilute [...]