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The results of CCQM-K143 have been published in the KCDB. This is a key comparison for the determination of the mass fraction of copper in calibration solutions.
19JANUARY2021
Key Comparison - Chemistry
The results of CCQM-K34.2016.1 linked to those of CCQM-K34.2016 have been published in the KCDB.
These are key comparisons for the determination of the amount content of weak acid in potassium hydrogen phthalate.