Kodak DK-20

High contrast film developer

Water 125F/52C750ml
Metol5g
Sodium Sulfite (anhydrous)100g
Balanced Alkali2g
Potassium Thiocyanate1g
Potassium Bromide0.5g
Cold water to make1000ml
Mixing Instructions: Add chemicals in specified sequence.
Dilution: Use undiluted.
Usage: Starting point dev time: 20 mins (tank), 16 mins (tray)

Notes