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and IP66 rated for use in wet environments with a maximum ambient operating temperature of 40°C
HI 9813-6 includes all the features of the HI 9813-5 while incorporating our exclusive CAL CHECKTM feature
• CO2 sensor
Slim linear design minimizes sunlight interference in greenhouses and can be tucked under existing support structure
Hanna Primo TDS Tester plant-support and IP66 rated for usePrimo testers provide a fast and dependable way to measure the total dissolved solids or conductivity in your water samples. Each tester is ideally suited for the rigorous demands of water quality professionals. Many professionals use the cabled version of the Primo when demonstrating the before and after results of conditioning and filtration systems. Temperature is compensated automatically to ensure readings are consistent to the standard or
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