ILFORD ID-11 is widely regarded as the industry standard powder developer. Catering for general, scientific and technical photography, this popular film developer produces excellent results with all black & white films. ID-11 gives the perfect blend of fine grain, sharpness and tonal rendition producing negatives which allow a high degree of enlargement. It particularly excels on slow to medium speed films as well as occasions when a wide range of films and film speeds have been used.