BLACK MAGIC is probably the most comprehensive product system of its kind click here for specifications and manual:

·  high speed and high silver content delivers short exposure times even with large format pictures and exceptionally high maximum density

·  a complete modular system with interchangeable components

·  3 different emulsions, two graded and one variable contrast emulsion

·  RBM23 excels with high-edge sharpness and a cold image tone due to its silver bromide halides

·  RBM33 features variable contrast control and has a neutral image tone due to chlorobromide silver halides. Long shelf life and exceptional archival qualities is achieved by adding a minimum quantity (0,1%) of a powerful fungicide and phenol for long term conservation.

·  RBM52 additive is free of formaldehyde and newly formulated chromium potassium sulphate, which also acts as a powerful hardener.