Premium grade for calibration and quality control checks. Spex CertiPrep® pH buffers are accurate and certified to ISO/IEC 17025:2005 and ISO 17034:2016 requirements. Made using high purity starting materials and ASTM Type I water, they have been thoroughly analysed for certified value and homogeneity.
Chemicals sold by Cole-Parmer are not intended for and should not be (i) used for medical, surgical or other patient oriented applications, or (ii) combined with any food product or ingested in any form.
- Analysed for certified value and homogeneity|Certified to ISO/IEC 17025:2005 and ISO 17034:2016
- Yellow in colour
This product has met the following criteria to qualify for the following awards: