Magnetic Stirrer Photon Systems Instruments Categories Crops , Photosynthesis, Chlorophyll & Respiration Brochure Send Enquiry Overview PSI Magnetic Stirrer designed to provide continuous stirring with little speed deviation and minimal heat build-up. A handy accessory to the PSI Fluorometers. Back Our Related Products Spectrum Technologies FieldScout CM 1000 Chlorophyll Meter Learn More Eijkelkamp 19.13 Portable Leaf Area Meter For Diseased Leaves Learn More Photon Systems Instruments Handy GFPCam FC 1000-H/GFP Learn More Campbell Scientific LWS-L Leaf-Wetness Sensor Learn More