Description. Kodak's GC/UltraMax 400 is a high-speed daylight-balanced colour negative film offering a wide exposure latitude for greater versatility, as well as a fine grain structure with consistent and accurate colours. Optimised skin tone reproduction makes this film suitable for portraiture while a vibrant overall colour palette benefits general and outdoor photography. It has a nominal sensitivity of ISO 400/27° and is well-suited to both scanning and enlarging applications. This item is one 36-exposure roll of 35mm film. Specifications. Film Format 135. Film Type Colour Negative. Film Speed 400. Colour Balance Daylight. Film Processing C-41. Number of Exposures 36. Number of Rolls 1