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Ensure accurate pH measurements with the Extech Instruments Buffer Solution. This set includes two one-pint bottles of pH 4 solution, ideal for calibrating pH meters and ensuring precise readings. Each bottle is designed for easy pouring and storage, minimizing spills and waste. The pH 4 buffer is perfect for applications requiring neutral acidity, making it essential for laboratories, educational settings, and fieldwork. Trust Extech for quality and reliability in your pH testing needs!
