Reference Materials

In instrumental analysis, reference materials are essential for monitoring the accuracy and precision of analytical measurements, especially in terms of instrumental qualification and calibration.

MilliporeSigma offers a range of first-class reference materials for analytical methods under the trade name Certipur®, all of which are traceable to international standards. Furthermore, MilliporeSigma has accredited calibration laboratories that certify elemental standards, pH buffers and conductivity standards. MilliporeSigma complies with ISO 17025 general requirements for the competence of testing and calibration laboratories. And MilliporeSigma is accredited as a certified reference material producer according to ISO Guide 34 for our conductivity and ICP single element standards.