510-Pyro

Pyro film developer

TEA75ml
Ascorbic acid5g
Pyrogallol10g
Phenidone0.25g
TEA to make100ml
Mixing Instructions: Add chemicals in specified sequence.
Dilution: 1+100
Usage: Starting point dev time: 5-7 mins.

Notes 

Can also be diluted up to 1:500 for EDRA (extended development/reduced agitation) techniques, with one minute initial agitation, followed by one inversion every 10-15 minutes for one hour, or so.