Refillable chemical cartridge for photoprocessing equipment

A method of preparing a chemical refillable cartridge, wherein the method comprises the steps of:

• a. forming a partially filled foldable non-metallized bag with a fitment and a septum;
• b. disposing the bag in a two-part refillable cartridge housing, wherein the cartridge housing comprises
• i. a top comprising a first latch and a fitment locator top half;
• ii. a bottom comprising a first latch receptacle and a fitment locator bottom half;
• and
• iii. a hinge connecting the bottom and the top, wherein the first latch connects to the first latch receptacle forming a closed housing, wherein the cartridge housing is adapted to hold the bag in a folded position in the closed housing;
• c. filling the fitment of the bag into the fitment locator of the cartridge housing;
• d. folding the bag into the cartridge housing and latching the housing closed;
• e. connecting the printing system to the fitment;
• f. using the liquid chemical with the printing system and depleting the liquid chemical from the bag;
• and
• g. replacing the bag with a new filled bag in the cartridge housing when liquid chemical in the bag is less than 3% of the full volume of the bag.