Handheld Plant Sap Press Spectrum Technologies Categories Crops , Other Applications Send Enquiry Overview Use with Cardy meters or refractometers for on-site testing For extracting plant sap to be used with pH meters or refractometers for on-site testing Made of high quality, non-corrosive metal Includes cleaning device Back Our Related Products Photon Systems Instruments AquaPen-P AP-P 100 Learn More Regent Instruments WinRHIZO Learn More Photon Systems Instruments Rover FC 900-R Learn More Photon Systems Instruments Arch FC 900-A Learn More