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13 results for “Conservation of a measurement standard”
The set of operations necessary to preserve the metrological properties of a standard within stated limits — storage, handling, surveillance, and use discipline. VIM (JCGM…
…in the most conservative estimate of the combined uncertainty. When the same working standard volume is used repeatedly to fill a larger prover under…
…used to represent the standard deviation of the process: 5.2.1.1 If the laboratory prefers a more conservative approach, or when the…
…Therefore, we conservatively assume that there is no correlation between the time-stamped mass measurements. The resolution of the weigh scale output is 10…
…of the PVTt Mass Flow PVTt systems measure the CFV mass flow 3 using timed-collection techniques based on the principle of conservation of…
…The largest source of uncertainty in the flow measurement is drift of the pressure sensor over time, which contributes a 27
…We thus conservatively estimate that σ n / n = 0.84 / n. For actual calibrations, the relative standard deviation of the calibration correction factor measurements…
…Every plot of transmittance and reflectance is obtained by the following procedure. A number of alternating measurements of reference, sample reflectance, and sample transmittance…
…standard deviation of the process : 5.2.1.1 If the laboratory prefers a conservative approach, or when the current and representative degrees of…
…ΔDCR0 is the standard uncertainty associated with the residual drag, which is calculated from the standard deviation of several measurements, and ΔpSRG,0 is…
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