pH Buffer Calibration Solution, 4.00 7.00 & 10.01 pH Calibration Packets, Each 500mL(16.9Fl oz) pH Meter Calibration Solution for All pH Tester, pH B

Summary

• 【Ideal pH Calibration Buffer Solution】: The package include 4.00 pH calibration solution, 7.00 pH buffer calibration solution, 10.01 pH meter calibration solution kit and 3*30mL Breakers in packet, each pH calibration buffer solution is 500mL(16.9Fl oz), suitable for all pH testers. Color coded for each pH calibration buffer solution, easy to identification. High Accuracy: the accuracy is ±0.01pH 77.0℉/25.0℃.
• 【Suitable for all pH testers】: This 4.00 7.00 10.01pH calibration solution kit can meet the calibration needs of all pH testers, whether your pH test kit is a soil pH meter, hydroponic pH meter, drinking water pH meter, brewing pH meter, aquarium pH meter, well water pH meter, filtered water pH meter, or swimming pool pH meter, hot tub pH meter, SPA pH meter, food pH meter, etc., this pH buffer calibration kit will be a good assistant for you to calibrate pH.
• 【Long Service Life】: 500mL (16.9Fl oz) large capacity design, every 20mL can be used for one pH calibration. If you calibrate pH once a week, the solution can be used for calibration for 6 months; if you calibrate once every two weeks, the solution can be used for calibration for 12 months. Notes: The solution is valid for 1.5 years after opening, 3 years if unopened.
• High precision: high resolution, low power consumption, fast precision detection, absolute accuracy of ±1 hPa and temperature accuracy of ±1.0°C. The BMP280 achieves high performance in all applications, requiring pressure measurement. 
• [Wide Application] - Tungsten wire is mainly used to make filaments, such as tungsten filament lamps, incandescent lamps, fluorescent lamps, halogen lamp filaments, etc. It is also used in optical instruments, chemical instruments, machinery manufacturing, etc.