Extech CL207 Chlorine Standard Solution - 48 ppm, 2 x 2 oz Bottles, Calibration Fluid for Chlorine Testers, Accurate Reference for Water Quality Meters, Lab and Field Use

Product Description Chlorine Standard, 1Ppm, Application For Checking Chlorine Meter Accuracy, Features 3 Ampules, 20Ml Each, For Use With Cl200 Chlorine Meter, Includes 3 Ampules, 20Ml Each. From the Manufacturer Chlorine Calibration Standard

• Reliable Calibration for Accuracy - Ensure your chlorine meters always deliver precise readings by using this certified 48 ppm chlorine standard solution, designed for consistent performance.
• Convenient Two-Bottle Set - Includes two 2 oz bottles, giving you the perfect amount for repeated calibrations while maintaining freshness and reducing waste.
• Essential for Professionals - A trusted choice for water treatment operators, laboratory technicians, pool maintenance crews, and environmental inspectors who demand accuracy every time.
• Ready-to-Use Solution - Save time and eliminate guesswork with a pre-mixed calibration fluid that's easy to handle, pour, and apply directly to your chlorine testers.
• Dependable Lab and Field Application - Compact bottles make this standard portable for on-site testing yet perfectly suited for laboratory environments where accuracy is critical.