°C    °F 

 Film  Developer Dilution ASA/ISO  35mm  120  Sheet  Temp  Notes 
 Efke 25  Efke FR-E24  stock  100(50)  11  11  11  20C  [2] 
 Note [2]Speed ratings in parenthesis() are for indoor tungsten lighting. Use the higher ASA for all natural light applications.

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