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HANNA Meter Calibration Packets Product ID: XHANNA_PACKETS Category: pH and Nutrient- pH and Nutrient Monitoring and Control Price:  $1.50 Sale Price: $1.20 Savings: $0.30 Select One: Cal-Check pH 4.01 pH 7.01 1288ppm 1382ppm 1413ppm 1500ppm Quantity

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