ILFORD ILFOTEC DD-X is an excellent fine grain developer which gives full film speed. Correctly exposed negatives developed in ILFOTEC DD-X have a full range of tones, with depth in the shadows, a smooth transition through the mid-tones and bright detailed highlights. It is designed to complement the features of all ILFORD films, especially the range of ILFORD DELTA PROFESSIONAL films. 1 Litre