Apera Instruments provides scientific electrochemical instruments and sensors for measuring pH, ORP, conductivity, TDS, salinity, dissolved oxygen, turbidity, and ISE with our industry-leading technologies, quality control system, and customer service.
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GroStar By Apera Instruments
Apera Instruments provides scientific electrochemical instruments and sensors for measuring pH, ORP, conductivity, TDS, salinity, dissolved oxygen, turbidity, and ISE with our industry-leading technologies, quality control system, and customer service.
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Apera Instruments GroStar GS1 pH Pen
Item #: AI11010
$108.99 -
Apera Instruments GroStar GS3 EC Pen
Item #: AI11030
$102.70 -
Apera Instruments GroStar GS4 5-in-1 pH/EC/PPM/Temp Combo Pen
Item #: AI21040
$158.41 - $160.99
