GroStar by Apera EC Calibration Kit (2.77 EC, 8 oz. each)
â€¢ 2.77 EC conductivity standard calibration solution
â€¢ Used as a reference or checking solution to ensure you have adequately cleaned the EC/ppm probe
â€¢ Calibration Solution should be stored in a cool place out of direct sun and heat.
â€¢ Non-hazardous product
â€¢ Please keep out of reach of children
â€¢ Made in USA
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