







💡 Elevate Your Calibration Game!
The 1413 μS/cm Calibration Solution is a professional-grade kit featuring four 50mL bottles of ready-to-use calibration solution, ideal for ensuring the accuracy of TDS, EC, and water testers. With strict quality control and a stable formulation, this solution is perfect for environmental monitoring, water quality testing, and scientific research.





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منذ 3 أسابيع
منذ 3 أسابيع