°C    °F 

 Film  Developer Dilution ASA/ISO  35mm  120  Sheet  Temp  Notes 
 Rollei Retro 400  FG7  1+15S  200  9  10    21C  [39][30] 
 Note [30]Data is taken from a previous version of this film. Starting point time may differ.
 Note [39]Dilutions with an "S" suffix refer to a 9% sodium sulfite additive (45 grams per 16oz working dev), recommended for reducing grain

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