Spex CertiPrep® Certified pH Buffers

Premium grade for calibration and quality control checks
  • Analyzed for certified value and homogeneity
  • Certified to ISO/IEC 17025:2005 and ISO 17034:2016
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 analyzed 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.

Can’t find the standards you are looking for? Spex CertiPrep®can make custom standards to meet your exact needs. Contact us for more information at [email protected] or call us at 732-549-7144.
£39.03 - £47.97GBP / Each
£46.84 - £57.56GBP (incl VAT)

11 variations of this product are available.

See All Product Options Below
11 PRODUCT OPTIONS
Compareitem specifications
Volume (mL) Description
Availability Pricing
COMPARE
500 pH 2 Certified Buffer Standard, 2 SI Units in H2O, 500 mL
£42.28GBP / Each
£50.74GBP (incl VAT)
COMPARE
500 pH 3 Certified Buffer Standard, 3 SI Units in H2O, 500 mL
£42.28GBP / Each
£50.74GBP (incl VAT)
COMPARE
500 pH 4 Certified Buffer Standard, 4 SI Units in H2O, 500 mL
£40.01GBP / Each
£48.01GBP (incl VAT)
COMPARE
500 pH 5 Certified Buffer Standard, 5 SI Units in H2O, 500 mL
£42.28GBP / Each
£50.74GBP (incl VAT)
COMPARE
500 pH 6 Certified Buffer Standard, 6 SI Units in H2O, 500 mL
£42.28GBP / Each
£50.74GBP (incl VAT)
COMPARE
500 pH 7 Certified Buffer Standard, 7 SI Units in H2O, 500 mL
£40.01GBP / Each
£48.01GBP (incl VAT)
COMPARE
500 pH 8 Certified Buffer Standard, 8 SI Units in H2O, 500 mL
£39.03GBP / Each
£46.84GBP (incl VAT)
COMPARE
500 pH 9 Certified Buffer Standard, 9 SI Units in H2O, 500 mL
£39.03GBP / Each
£46.84GBP (incl VAT)
COMPARE
500 pH 10 Certified Buffer Standard, 10 SI Units in H2O, 500 mL
£42.28GBP / Each
£50.74GBP (incl VAT)
COMPARE
500 pH 11 Certified Buffer Standard, 11 SI Units in H2O, 500 mL
£47.97GBP / Each
£57.56GBP (incl VAT)
COMPARE
500 pH 12 Certified Buffer Standard, 12 SI Units in H2O, 500 mL
£47.97GBP / Each
£57.56GBP (incl VAT)
Showing 1- 11 of 11

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