Photographic processing agent cartridge and container usable therein

A cartridge for photographic processing agents comprising:

• at least one container in the shape of a bottle disposed in said cartridge, each container having an elongated body defining an axis, a bottom, a shoulder, and a relatively narrow neck having a mouth at a terminating end thereof, each said container having at least one recess on an outer side face thereof for preventing said cartridge from erroneously loading to an automatic photo-processor, and each said container being filled with a photographic processing agent therein
• wherein said cartridge is capable of discharging and supplying each said photographic processing agent to the automatic photo-processor, by being installed in a cartridge loading chamber of the automatic photo-processor by turning said mouth of each said container down, and
• wherein each said container is rotatable around its axis so as to allow for a change in location of each said recess and thereby present a plurality of patterns for preventing erroneous loading in an automatic photo-processor.