Explanatory notes
… - In rolls of a width exceeding 610 mm 3703.20 - Other, for colour photography (polychrome) 3703.90 - Other This heading … of positive photographic prints. These may be used in amateur, professional, X-ray, electro-cardiographic, … paper “plates” and “films” used to produce negatives by exposure in a camera. (3) Ferricyanide, ferro-gallate, …