Sentence examples for preparation reference from inspiring English sources
Taking into account the commercially available types and forms of gaseous preparation reference materials, it should be noted that the proven solution is an alternative to the commonly used techniques for obtaining the reference gaseous mixtures in bottles.
At least one injection of a standard preparation (reference standard or internal standard) should be done before the injection of test samples and the retention time must be within predefined limits.
Gas chromatograph At the beginning of each day of use, the analyst should make sure that the GC system is functioning correctly by at least one injection of a standard preparation (reference standard or internal standard) before the injection of test samples, and the retention time must be within predefined limits.
Two of the previously prepared reference RNA preparations did not amplify by WT-Pico.
In this paper we present the results obtained from tests of stability and homogeneity, two properties of crucial importance in the preparation of reference materials, by comparison of a series of results obtained for randomly chosen samples of the reference material.
During the samples preparation, two reference materials (BCR-1 and CRM 482) were involved to check the external reproducibility.
A conventional gravimetry and electro-gravimetry study has been carried out for the precise and accurate purity determination of lead (Pb) in high purity lead stick and for preparation of reference standard.
Preparation of reference pool samples and immunodepletion.
The same preparation of reference pool RNA was used for all hybridizations.
As part of the European Metrology Research Programme, the EMRP-ENV08 project comprised of a feasibility study for the preparation of reference materials for PAHs, PBDEs and TBT in natural waters.
Divergent positions for the snap frozen versus FFPE comparison could be stratified into false positive and false negative, assuming the snap frozen preparation as reference.
