Аннотация:The investigation of the Kazan astronomical film A-700 Y (produced in 1987) is made and it was found, that sensitivity, gamma and fog density do not allow to recommend this bath for use at observatories. Baking in dry air (+30°C, +40°C, ≤1 hour ) led to improvement of the sensitivity, but gamma and fog density remain unacceptable. The experiments of baking to +30°C - +80°C and data on the noise σD of A-700 Y film are described.