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GroStar EC Calibration Kit (2.77 EC, 8 oz. each)
GroStar by Apera EC Calibration Kit (2.77 EC, 8 oz. each) • 2.77 EC conductivity standard calibration solution• Used as a reference or ...
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GroStar GS1 PH/Temp (2-IN-1) Pen
AI11010 - GroStar GS1 PH/Temp (2-IN-1) PenLab grade instruments designed specifically for growers!Includes: • 2-year warranty (instrument)• 1-year warranty, Swiss made (probe)• ...
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GroStar GS1-E replacement pH electrode
AI58010 - GroStar GS1-E replacement pH electrode • Replacement GS1 probe measures pH and temperature• Premium probe technologies and materials ensure high accuracy ...
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GroStar GS2 Soil PH/Temp (2-IN-1) Pen
AI31020 - GroStar GS2 Soil PH/TEMP (2-IN-1) PenLab grade instruments designed specifically for growers!Includes: • 2-year warranty (instrument)• 1-year warranty Swiss made (probe)• ...
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GroStar GS2-E replacement Soil Spear pH electrode
AI58020 - GroStar GS2-E replacement Soil Spear pH electrode • Spear pH Probe measures pH and temperature in nutrient solution, soil, coco ...
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GroStar GS3 EC/500ppm/700ppm/Temp (4-IN-1) Pen
AI11030 - GroStar GS3 EC/500ppm/700ppm/Temp (4-IN-1) PenLab grade instruments designed specifically for growers!Includes: • 2-year warranty (instrument)• 1-year warranty (probe)• 2.77 ...
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GroStar GS3-E replacement EC electrode
AI58030 - GroStar GS3-E replacement EC electrode • Measures conductivity EC, PPM (500), PPM (700) and temperature• Premium probe technologies and materials ensure ...
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GroStar GS4 pH/EC/500ppm/700ppm/Temp (5-in-1) Combo Pen
AI21040 - GroStar GS4 pH/EC/500ppm/700ppm & Temp (5-in-1) Combo PenLab grade instruments designed specifically for growers!Includes: • 2-year warranty (instrument)• 1-year ...
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GroStar GS4-E replacement pH/EC combo electrode
AI58040 - GroStar GS4-E replacement pH/EC combo electrode • Measures pH, conductivity (EC and PPM) and temperature• Combo probe built with lithium glass ...
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GroStar pH calibration kit (pH 4/7, 8 oz. each)
GroStar by Apera pH calibration kit (pH 4/7, 8 oz. each) Kit includes: (1) 8 oz. pH 4.0 calibration solution (1) 8 ...
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GroStar pH calibration kit (pH 4/7/10, 8 oz. each)
GroStar by Apera pH calibration kit (pH 4/7/10, 8 oz. each) Kit Includes: (1) pH 4.0 calibration solution 8 oz. (1) pH 7.0 ...
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GroStar pH Probe Maintanence Kit
All-in-one maintanence kit provides everything you need to maintain, clean and store your GroStar pH probe Kit Includes: 3M KCL storage solution (4oz.) Cleaning solution ...
