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Binoculars are tools for assisting long-term vision
- HANNA HI3811 Alkalinity Tester Measures Total Alkali$1HANNA HI3811 Alkalinity Tester measures total alkali.
- Tds Meter Air$11TDS Meter is a tool to measure organic material in liquids in ppm units, can be used to test drinking water sources, aquariums, livestock.
- Electrode Storage Solution - Hanna HI 70300M$1Electrode Storage Solution - Hanna HI 70300M to minimize blockage and ensure fast response times on PH ORP meters.
- PH ORP tds Meter - Hanna HI 7061M cleaning liquid$1Clean your PH, ORP, TDS meter electrodes once a day or at least once a week to prevent clogging and to maintain accuracy.
- Calibration fluid pH meters 4 & 7 - Sachet model$1This calibration tool consists of 2 types of pH 4.01 & pH 7.01 in 1 box consisting of 2 sachets.
- Water Electrolysis Equipment$4Tool to test the content of dissolved substances in water by means of electrolysis (electricity)
- PH Meter HANNA HI 98129 Conductivity/TDS Tester$1Hanna HI 98130 (combo) is waterproof, fast and accurate and portable (easy to carry everywhere).
- Calibration Liquid pH 10 - 3.78 liters$1Calibration liquid pH 10.01 for calibration of a 1-gallon pH meter (3.78 Liters)
- Calibration Liquid pH 10 - 500 ml$1Calibration liquid pH 10.01 for calibration of pH Meter size 500ml
- Calibration Liquid pH 10.01 - 500 ml (with certification)$1Calibration liquid pH 10.01 for calibration The pH meter size 500ml is equipped with a certificate
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