Comparability of results traceable to the same reference — what shared traceability buys: results that can be meaningfully compared even from different labs and methods…
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15 results for “Metrological comparability of measurement results”
…is compared to previous check standard data to validate the performance of the generator during this set of measurements. The final results comparing the…
…Concerns over balance inaccuracy and drift result in two possible causes of errors in mass determination procedures. Inaccuracy of the balance indications can be…
Documents
SOP 9 — Control Charts for Mass
…When tolerances are large compared to process variability, reference value offsets may simply be noted. Improve the Process During analysis of the measurement process…
Documents
SOP 28 — Advanced Weighing Designs
…4.5.Check standard measurement results obtained over time are used to calculate the standard deviation of the measurement process, s t. 5 Assignment…
Documents
SOP 8 — Modified Substitution
…compared against a reference standard with the results reported on the laboratory calibration certificate. The comparison is important because the built-in weights of…
…uncertainties of the estimates of these quantities contribute comparable amounts to the combined standard uncertainty u(y) of the measurement c result y; and…
…The Fluid Metrology Group of the Process Measurements Division (part of the Chemical Science and Technology Laboratory) at NIST provides gas flow calibration services…
…quantify the traceability of a facility’s results using a set of flow standards mai n tained by a National Metrology Institute (NMI) [2…
…Indeed, a 1993 study [21] found errors in two brands of SRG controllers. For users desiring accurate metrological pressure measurements above 0.1 Pa…