Homemade process for color negative films
Temperature - 35 ºC
Developer CAFFCOL III (H. Sousa) - 30 minutes minimum duration, 45 minutes recommended.
1 tsp sodium carbonate, aka washing sodaBleach and fix as usual.
4 tsp soluble coffee
10 ml of a 1:1,5 solution of professional Hair Dye
water to make 500 ml
Have fun developing your films with hair dye, but look after the Ingredients, if it is a PPD-free hair dye it will not work. Some kits have several bottles, but only one, the color developer is what you need, the one where in the ingredients comes something similar to p-phenilaminediamine (PPD).