The Xylem WTW Standard DIN/NBS Buffer Solution pH 7.00, STP 7, 1 Bottle of 50 mL is designed for reliable pH calibration in laboratory and field measurement workflows. Identified by colour-coded labels, this buffer solution supports accurate pH meter calibration with a tolerance of ±0.03 pH.
This buffer solution is a practical choice for laboratories requiring accurate, easy-to-identify pH calibration standards for routine measurement tasks.
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