Kodak Professional XTOL Developer.
KODAK PROFESSIONAL XTOL Developer is a two-part powder developer for processing Kodak and other manufacturers normally exposed, pushed, or pulled black-and-white films. It offers full emulsion speed and easy mixing, and can be used as both a developer and a replenisher.
Kodak Xtol Film Developer is suitable for most professional black-and-white films.
Xtol is an ascorbic acid developer, which yields a very high image quality at full emulsion speed.
Contains developer part A and developer part B