Perform accurate, reproducible pH calibrations with color-coded Thermo Scientific™ Orion™ pH Buffer Bottles. pH 4.01, 5.00, 7.00 and 10.01 buffers are color coded for ease of use. All Orion pH buffers are traceable to NIST™ standard reference materials.
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:
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.
Limited warranty period: Subject to all warranty requirements and exclusions set out in our Terms and Conditions of Sale, this product is warranted from the date we ship the product and for ninety (90) days thereafter.