First-Class Products for Analytical Methods


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

Merck 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, Merck has accredited calibration laboratories that certify elemental standards, pH buffers and conductivity standards. Merck complies with ISO 17025 general requirements for the competence of testing and calibration laboratories. And Merck is accredited as a certified reference material producer according to ISO Guide 34 for our conductivity and ICP single element standards.

Catalog Number Catalog Name
199003 緩衝液 (Buffer solution)
108962 折射率標準品 n=1.3915 (Refractive index standard kit 1)
170327 鑭 ICP 標準液 1,000 mg/l (Lanthanum ICP standard)
109915 硒濃縮標準液 (Selenium standard)
116770 啼斯巴洛液 (TISAB-III solution)
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