Examples of using Reference substances in English and their translations into Bulgarian
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Colloquial
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Official
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Medicine
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Ecclesiastic
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Ecclesiastic
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Computer
Recommended reference substances.
Reference substances for the quality control of medical products.
In practice, from 6 to 10 reference substances are injected simultaneously.
Reference Substances for the quality control of medicines.
If available, samples of reference substances for the relevant impurities.
Reference substances for the quality control of medical products.
Retention data andliterature log Pow values for reference substances used in calibration;
Test and reference substances containers are properly labelled.
Correlation graphs based on structurally related reference substances give the most accurate results(13).
Test and reference substances: purity, structural formula and CAS number.
In these cases it must be confirmed that the retention time of the test and reference substances are not influenced.
Positive controls/reference substances shall be included where necessary.
Reproducibility: If the measurements are repeated with a different set of reference substances, results may differ.
Reference substances for the quality control of medicinal products are being imported;
Storage conditions are appropriate to preserve the concentration, purity andstability of the test and reference substances.
The reference substances should normally have log Pow values which encompass the log Pow of the test substance, i.e.
There are procedures for the determination of the homogeneity andstability of mixtures containing test and reference substances, where applicable.
The test and reference substances must be sufficiently pure in order to assign the peaks in the chromatograms to the respective substances. .
There are SOPs for the determination of identity, purity, composition, stability, andfor the prevention of contamination of test and reference substances, where applicable.
Up-to-date lists of available reference substances and reagents and of manufacturers and suppliers of such substances and reagents.
There are written records on the receipt(including identification of the person responsible), and for the handling, sampling, usage andstorage of tests and reference substances.
(iii) up-to-date lists of available reference substances and reagents and of manufacturers and suppliers of such substances and reagents; and.
If data on the partition coefficients of structurally related substances are not available, a more general calibration,established with other reference substances, may be used.
Have available, as appropriate, an updated list of available reference substances and reagents and an updated list of manufacturers and suppliers of such substances and reagents;
The equation above can be obtained by linearly regressing the log of octanol/water partition coefficients of reference substances against the log of capacity factors of the reference substances.
Where required by study plans, the stability of test and reference substances were determined and that the reference substances specified in test plans were used.
The next step is to plot a correlation log k versus log P for appropriate reference substances with log P values near the value expected for the test substance. .
Have available, as appropriate,an updated list of available reference substances and reagents and an updated list of manufacturers and suppliers of such substances and reagents;
If a solvent other than the mobile phase is used to dissolve the test and reference substances, the mobile phase should be used for the final dilution prior to injection.
Containers holding mixtures(or dilutions)of the test and reference substances are labelled and that records are kept of the homogeneity and stability of their contents, where applicable.