Described herein is a gas monitoring system including a measuring component having a first housing containing a colorimeter in an internal volume of the first housing. The system includes a storage magazine having a second housing with an internal volume surrounded by a base plate positioned opposite an upper plate, a first side panel having a first slot and a second side panel having a second slot. The storage magazine has a follower within the internal volume of the second housing suspended from the upper plate by a spring element that biases the follower toward the base plate and away from the upper plate. The system includes an actuator coupled to the first housing having a pusher ram loader arm engaged with a motor. Related apparatus, systems, methods and/or articles are described.