PH standard buffer solution

HANNA standard pH acidity buffer solutionHI7004/HI7007/HI7006/HI7009/HI7010

Calibration solution provides a standard reference for instruments or systems for accurate measurement and calculation. Through calibration, errors generated by instruments or systems during use can be reduced, thereby improving the reliability of measurement results. High purity chemical reagents and high-quality deionized water are used

Through rigorous certification, various measuring tools and containers are carefully prepared in a constant temperature and humidity environment that meets the requirements. High purity chemical reagents and high-quality deionized water are carefully prepared in a constant temperature and humidity environment that meets the requirements, and can be traced back to NIST standard reference materials (SRM),

Adopting tamper proof sealing settings to ensure the quality and freshness of acidity standard solution