Replenishment is a component in the

processing Processing is a free graphical library and integrated development environment (IDE) built for the electronic arts, new media art, and visual design communities with the purpose of teaching non-programmers the fundamentals of computer programming ...

of photographic film and

paper Paper is a thin sheet material produced by mechanically or chemically processing cellulose fibres derived from wood, rags, grasses or other vegetable sources in water, draining the water through fine mesh leaving the fibre evenly distrib ...

, where fresh chemistry is used to replace exhausted chemistry in a continuous or per-batch fashion. Replenishment rates are calculated by the quantity of film processed in each individual bath; as well as by the amount of film push-processed in the

E-6 process The E-6 process (often abbreviated to E-6) is a chromogenic photographic process for developing Ektachrome, Fujichrome and other color reversal (also called slide or transparency) photographic film. Unlike some color reversal processes (such ...

; and by film type in the C-41 process.

C-41 and C41-RA process replenishing

C-41 color developer exhaustion volumes vary according to the speed and contrast of the films. Please see Table 3-2 in chapter 3 of th
Kodak Process C-41 Processing Manual Z-131
to see the different color developer exhaustion rates for the various Kodak color negative films.

External links

Kodak process E6

Ektachrome Ektachrome is a brand name owned by Kodak for a range of transparency, still, and motion picture films previously available in many formats, including 35 mm and sheet sizes to 11 × 14 inch size. Ektachrome has a distinctive look that ...

(color transparency) processing manual Z-119
Kodak process E6 Q-LAB
processing manual Z-6 (more details than processing manual Z119 above) *Kodak RA-4 proces
lab manual Z-130
Photographic processes {{photo-stub