Apera InstrumentsAPERA Instruments AI316 Premium Series PC60 5-in-1 Waterproof pH/EC (Conductivity) & AI1113 pH Calibration Buffer Solution Kit (7.00, 4.00), 8 oz.

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About this item Product 1: Measures pH/EC/TDS (ppm)/Salinity/Temp. in a quick and professional manner Product 1: Replaceable multi-parameter probe with easy installation Product 1: When the smiley face icon stays on screen, it's the right time to record the measurements. Product 1: LARGE Clear LCD screen with 3 backlit color (indicating 3 different modes), dual display of temp. + pH/EC/TDS/Salinity, and icons of completed calibrations and stable readings Product 2: Reported values are accurate to +/- 0.01 pH at 25 °C and are traceable to NIST Standard Reference Materials (SRMs). Product 2: Produced in an ISO 9001:2015 certified facility using high-purity reagents, deionized water and certified analytical balances in a temperature controlled environment. Product 2: color-coded for quick identification. Product 2: Double-sealed. 2-year expiration from manufacture for an unopened bottle. Show more