Caffenol fine grain

The grain is finer than HC 110 and Rodinal + Borax

 

In sequence :

240cc Water

8 g Soda crystals (decahydrate N&2CO3.10H2O)

0.8 g VitC

2.5cc Borax 2.5% solution

1cc KI (Potassium Iodide) 0.1%

8 g Instant Coffee Robusta (Spar - Colruyt the cheapest brand)

 

Polypan F @ 50iso

Dev time 70 minutes (!!!! semi stand) = 30-40% longer than without the Borax.

 

Karat 12 - Xenar @ f 5.6

Done