Kodak D-42

High contrast microphotography film developer

Water 125F/52C750ml
Metol2g
Sodium Sulfite (anhydrous)100g
Hydroquinone5g
Borax (granular)2g
Balanced Alkali10g
Anti-Fog #1 (Benzotriazole) 0.2% solution10ml
Cold water to make1000ml
Mixing Instructions: Add chemicals in specified sequence. Anti-fog solution can be made by dissolving 2g anti-fog in 1000 ml distilled water. You can also add the anti-fog solution and balanced alkali to previously prepared D-76 to make this developer.
Dilution: Use undiluted.
Usage: Starting point dev time: 5 mins.

Notes