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Showing 1 - 10 of 10 matches
Extech CO10 CARBON MONOXIDE METER
In stock at
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10 Seller Reviews
Commercial Truncheon PPM/EC/CF Meter
To take a reading of your solution - simply place the probe head into the solution for 1-2 minutes to reach the same temperature of your nutrient.
In stock at
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16 Seller Reviews
Milwaukee Instruments pH/EC/TDS Meter
The Milwaukee SM801 includes Automatic Temperature Compensation, 0 to 50 C, calibration solution and replaceable probe (MA850).
Testing Meter for Pool Chlorine Generator Salt Level
The Lamotte Salt Pocketester will measure your sodium chloride level between 0 and 10,000 ppm. This salt meter is waterproof and includes carrying case for convenience.
TDS Meter Test Set 139 with calibration solution
This is a great TDS meter and test set. Meter reads the total dissolved solids from 0-1999 ppm (mg/l), the accuracy is 2%.
In stock at
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16 Seller Reviews
1500ppm Calibration Solution - 16 oz
TDS and EC meters should be calibrated frequently every 1-4 weeks, depending on use.
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16 Seller Reviews
Truncheon Nutrient Meter
No Calibration Water proof Auto On/Off! Reads EC, CF and PPM on one lighted scale Please visit our Amazon storefront for a complete selection, Manufacturer: Truncheon
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16 Seller Reviews
Water Quality TDS Meter HM Digital TDS-4TM
Factory Calibrated: our meters are calibrated with a 342 ppm NaCl solution. Meters can be recalibrated with a mini-screwdriver.
In stock at
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16 Seller Reviews
Hanna Instruments HI9813-6
pH /EC/TDS meter (4.00 mS 1999 ppm) with C range Clean & Cal
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In stock at
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16 Seller Reviews
Sharp TDS Tester
Mesures the TDS of your nutrient solution with this hand held meter.
In stock at
Amazon Marketplace
 
16 Seller Reviews