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 Regent Instruments WinCELL Learn More Skye Instruments Leaf Area/Root Length Systems Learn More PP Systems Insect Respiration Chamber Learn More PP Systems CPY-5 Canopy Assimilation Chamber Learn More