Make your black and white photography stand out with the Arista EDU Ultra 400 35mm Black and White Negative Roll Film, available in a convenient 5-pack with a camera bag. This high-quality film is designed to deliver exceptional results and is compatible with all major processing systems, making it a versatile choice for photographers of all levels.The Arista EDU Ultra 400 film is optimized for normal contrast negatives, with recommended developing times based on intermittent agitation. All developing times are standardized for 68 Degree F (20 Degree C), though your specific environment and equipment may necessitate adjustments. For optimal results, consider the following developer options:- Arista 76 Powder: Use at stock dilution for 7-8 minutes or at 1:1 dilution for 12-13 minutes.- Arista Premium Powder: Use at stock dilution for 7 1/2 minutes or at 1:1 dilution for 8 1/2 minutes.- Arista Liquid Film Developer: Use as a working solution for 8 minutes.- Arista Premium Liquid Developer: Dilute 1:9 for an 8-minute development time.- Marathon Film Developer: Dilute 1:9 for 6 1/2 minutes.- Ilford ID-11, Kodak D-76: Use at stock dilution for 7-8 minutes or at 1:1 dilution for 12-13 minutes.- Kodak XTOL: Use straight for 7 minutes.- Kodak TMAX Developer: Dilute 1:4 for 7-8 minutes.- Kodak HC 110: Dilute 1:31 for 6 1/2 minutes.- Agfa Rodinal: Dilute 1:25 for 5