Hypercat

Staining type film developer

Part A
Propylene glycol75ml
Ascorbic acid0.5g
Catechol10g
Propylene glycol to make100ml
Part B
Distilled water750ml
Sodium Carbonate200g
Distilled water to make1000ml
Mixing Instructions: Add chemicals in specified sequence.
Dilution: 1+10+100
Usage: Starting point dev time: 5-7 mins.

Notes 

Dilute up to 1+20+500 for longer development times, and increased edge effects.