Kodak's Professional T-Max 400 is a high-speed panchromatic black & white negative film featuring a unique T-GRAIN emulsion to provide a very fine grain structure with a high degree of sharpness & edge detail. It has a nominal sensitivity of ISO 400/27° along with a wide exposure latitude for rating the film up to EI 1600 & push developing. Its versatility benefits working in difficult lighting conditions & with moving subjects, & its fine grain profile, broad tonal range, & high resolving power benefit scanning & enlarging applications. in addition, the film is well-suited to scientific & biomedical work, especially when fluorescence in photography is required. Specifications: Film Format: 35mm Number of Exposures: 36 Film Type: Panchromatic B&W Negative Film Speed: ISO 400 Film Processing: Standard Black & White Chemistry