Dupont 6-D

Film developer with long shelf life

Water 125F/52C750ml
Metol2g
Sodium Sulfite (anhydrous)98g
Hydroquinone5g
Borax (granular)2g
Cold water to make1000ml
Mixing Instructions: Add chemicals in specified sequence.
Dilution: Use undiluted.
Usage: Starting point dev time: 8-12 mins.

Notes 

A variation of this developer known as Dupont 6-DM can be made by using 20g of Borax (granular) in the formula above. This variation will cut development times in half.
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