01776nam a2200205 4500 363047 363047 20170505u y0pory50 ba eng Use of reference materials in toxicology Jennifer Button In: Forensic toxicology : drug use and misuse / ed. Susannah Davies, Atholl Johnston and David Holt. - Cambridge : The Royal Society of Chemistry, 2016. ISBN 978-1-78262-156-0. p. 370-399.. In: Forensic toxicology : drug use and misuse / ed. Susannah Davies, Atholl Johnston and David Holt. - Cambridge : The Royal Society of Chemistry, 2016. ISBN 978-1-78262-156-0. p. 370-399. Importance of standardisation and harmonisation. The language of metrology. International System of Units. Metrological traceability. Measurement uncertainty. (Certified) reference materials. Quality control materials. Accreditation for reference material producers. Requirements for independent sources. Certificates of analysis. Structural confirmation. Purity. Guidance for selection and use of reference materials. Distinguishing between Chemicals and Reference Materials. Weighing environment. Neat versus Solutions. Free base versus Salts. Recovering reference materials from their container. Dealing with low quantity reference materials. Correct selection of solvent. Stability. Databases for certified reference materials. CCQM. Import and export of controlled drug reference materials. Import and export exemptions. Supplementary reading. References. TOXICOLOGIA FORENSE NORMALIZAÇÃO OBRA DE REFERÊNCIA BUTTON Jennifer 0 PJ_24_000000000000000_B_15_36110 2022-06-06 PJ PJ PJ24.B.15/36110 2022-06-06 0 AM