Thermo Scientific™ Orion™ pH Buffer Bottles (475ml)

Perform accurate, reproducible pH calibrations with these color-coded buffer bottles. Use Thermo Scientific™ Orion™ pH buffer bottles to perform accurate, reproducible pH calibrations on your pH meter and pH electrode measurement system. Orion pH buffers are available in 475mL bottles for everyday use and laboratory and bench pH analysis and available in 60 mL bottle 5 packs for occasional use and portable and field pH analysis. Using high-quality pH buffers to calibrate your pH system is the best way to ensure your pH measurements are correct and repeatable. All Orion pH Buffer Bottles have pH/temperature tables printed on the labels for accurate calibrations and NIST traceability. Manufactured under ISO 9000 quality standards. Buffer Color Codes: pH 4.01 buffer is pink pH 5.00 buffer is orange pH 7.00 buffer is yellow pH 10.01 buffer is blue The buffers are available in pint (475mL) bottles, portable five packs of 2 oz. (5 x 60mL) bottles, convenient All-in-One buffer kits, 5 gallon (19L) Cubitainers™ and single-use pouches.