Accreditation and Quality Assurance

Article	Citations
Getting started with uncertainty evaluation using the Monte Carlo method in R	10
Meaningful expression of uncertainty in measurement	10
Human health risk assessment of pesticide residues in pointed gourd collected from retail markets of Dhaka City, Bangladesh	8
An accuracy-based proficiency testing programme with metrological reference values for the mass fraction of acesulfame potassium and sucralose in cake mix flour	7
True value, error, and measurement uncertainty: two views	7
Inter-laboratory proficiency testing of the measurement of gypsum parameters with small numbers of participants	6
Metrological technical specification for purity assessment of organic pure substance certified reference materials in China	6
Impact of the sampling process on the measurement uncertainty, a case study: physicochemical parameters in diesel	5
Reference measurement procedure for the determination of mass fraction of fat content in food	5
A proposal of model for a quality management system in research testing laboratories	5
System proposal for implementation of risk management in the context of ISO/IEC 17025	5
Impact of the COVID-19 pandemic on accredited conformity assessment bodies: insights from a multinational study	5
Validation and measurement uncertainty of rapid and simultaneous determination of 19 elements in drinking water using ICP-MS	5
Total cow’s milk protein in cookies: the first interlaboratory comparison with a well-defined measurand fit for food allergen risk assessment	5
The path to continual improvement and business excellence: compliance to ISO standards versus a business excellence approach	4
Comparing uncertainties—Are they really different?	4
Assessment of homogeneity and stability of new reference material of passion-flower fruits for proficiency testing: Pesticide residues in purple passion fruit (Passiflora pinnatistipula)	4
Preparation of a reference material for tea containing five pesticide residues and its evaluation in an interlaboratory comparison study in China	4
Is harmonisation of performance assessment in non-quantitative proficiency testing possible/necessary?	4
Some pitfalls in the uncertainty evaluation of isotope delta reference materials	3
Interlaboratory comparisons of chemical measurements: Quo Vadis?	3
The provision and use of traceability statements for reference materials	3
Trends in the development of proficiency testing for chemical analysis: focus on food and environmental matrices	3
Validation and measurement uncertainty evaluation of a GC/MS method for the quantification of nine phthalates in tattoo and PMU inks	3
Quantitative 1H NMR methodology for purity assay with high accuracy	3

Identifying risk management challenges in laboratories	2
An empirical study: The multidimensionality of the quality management in determining university research laboratories performance	2
Quantitation of hydrogen sulfide reference gas mixtures to provide traceability for indoor air quality monitoring	2
A new methodology for proficiency testing scheme interpretation based on residual analysis	2
Efficient delivery of metrological services by institutes through accuracy-based proficiency testing programme on additives in food sauce for laboratories in the Southeast Asian region	2
Bilateral comparison of primary reference materials (PRMs) containing methanol, ethanol and acetone in nitrogen	2
Is the z score sufficient to assess participants’ performance in proficiency testing? The hidden corrective action	2
External quality assessment (EQA) combined with on-site technical evaluation for capacity building in clinical microbiology laboratories in Pakistan	2
Development of UME CRM 1008: certified reference material for C-reactive protein	2
A review of proficiency exercises offered by the Veterinary Laboratory Investigation and Response Network (Vet-LIRN) and Moffett Proficiency Testing Laboratory from 2012 to 2018	2
Key issues related to the accreditation of academic laboratories	2
Pesticide residues in fruits and vegetables in Indonesia: findings of five-year proficiency testing	2
Complying with the resource requirements of ISO/IEC 17025:2017 in Indonesian calibration and testing laboratories: current challenges and future directions	2
A case study for in-house method validation of gas chromatography technique using class-1 calibration gas mixtures for greenhouse gases monitoring	2
Optimization of medium composition for production of a simulated urine sample containing Enterococcus faecalis	2
GUM guidance on developing and using measurement models	2
Assessment of liquids homogeneity in storage tanks in the oil industry through the comparison of uncertainties	2
Boxplot fences in proficiency testing	2
Improvement of reference gas calorimeter to measure the gross calorific value of the reference methane gas having high purity (99.995 %) and calculation of uncertainty	2
Application of secondary pH measurement method for homogeneity and stability assessment of reference materials	2
Accreditation in Europe: benchmarking the operations of European accreditation bodies using an innovative management tool	1
Improving performance evaluation via the provision of proficiency testing programmes in Asia–Pacific with metrologically traceable reference values for inorganic elements	1
Development of benzene, toluene, ethyl benzene, m-xylene, p-xylene and o-xylene (BTEX) gas reference standards for air pollution monitoring in South Africa	1
The conception and initial years of a quality management system based on ISO/IEC 17025: an action research	1
Improved coverage factors for expanded measurement uncertainty calculated from two estimated variance components	1
Laboratory glassware cleaning validation in pharmaceutical industry: a case study	1
Facing a shortage of the Latin letters for the prospective new SI symbols: alternative proposal for the new SI prefixes	1
Consistency plots: a simple graphical tool for investigating agreement in key comparisons	1
Progress with the work program of ISO/REMCO during 2020	1
Risk analysis method used in small- and medium-sized food enterprises implementing ISO 22000:2018 and HACCP to conditionally determine “inspection-acceptance” as a critical control point	1
Systematic study on the variability in the gasoline sampling process at service stations and its contribution to the measurement variance	1
Internal audit techniques for testing laboratories: ISO/IEC 17025:2017 perspective	1
The mycotoxin proficiency testing schemes organized by Turkish National Food Reference Laboratory between the years 2013 and 2020	1
Residue behavior and consumer risk assessment of combination product of betacyfluthrin and imidacloprid on cucumber (Cucumis sativus L.)	1
Assessing the performances of on-line analyzers can greatly improve free chlorine monitoring in drinking water	1
Uncertainty of measurement of pesticide residues in vegetable products: application of alternative approaches based on quality control data for multi/single residue methods	1
Quality control charts for short or long runs without a training phase. Part 1. Performances in state of control and in the presence of outliers	1
Feasible stoichiometric reactions for SI traceable bromate assays	1
Quantification of antibiotics in imported and local broiler chickens using MS/Q-TOF: a study from Muscat Governorate	1
Identification key for selection of the matrix type to which a sample belongs within the context of GMO analysis	1
Evaluation of the 1R6F certified reference cigarette for proficiency testing of mainstream smoke parameters	1
Purity analysis of 4-bromodiphenyl ether for reference materials	1
Improved residue on ignition method for the mass fraction of inorganic impurities of pure organic substances	1
Improved performance of neutron activation analysis laboratories by feedback workshops following interlaboratory comparison rounds	1
A framework for assessing amendments to the SI	1
RP-HPLC-DAD method development and validation of L-lysine hydrochloride: application to bulk drug substance and multivitamin oral suspension	1
Estimation of uncertainty from duplicate measurements: new quantification procedure in the case of concentration-dependent precision	1
Design and implementation of electronic reference material document system	1
Proficiency tests: a tool for improvement and testing analytical performance at Gamma-Ray Spectroscopy Laboratory	1
Inter-comparability of analytical laboratories in quantifying polycyclic aromatic hydrocarbons collected from industrial emission sources	1

Risk management approach for testing and calibration laboratories	1
On the optimal use of silver–silver chloride reference electrodes	1
Practical guidance for organizing small interlaboratory comparisons	1
On testing of the homogeneity of variances for two-side power distribution family	1
Good laboratory practice-compliant bio-efficacy testing of repellent products against Aedes aegypti	1
Proficiency tests for analysis of pesticide residues in kimchi cabbage and ginseng in South Korea from 2008 to 2020	0
The comparison of flow rate calibration methods for high-performance liquid chromatography (HPLC) pump	0
(K)ILO project: proficiency tests for students	0
The principles of good laboratory practices in biotechnology: multicriteria decision aid (MCDA) as an innovative model for transferring knowledge	0
Evaluation of reproducibility uncertainty in micropipette calibrations for non-nominal volumes through an interlaboratory study	0
Indonesian experience in providing accuracy-based proficiency testing scheme using metrologically traceable reference values for elements mass fraction in drinking water	0
Paradox? What paradox?	0
Provision of chemical proficiency testing round on corn-based snack food for laboratories in the Asia-Pacific	0
Appropriate statistical techniques when using consensus statistics to evaluate performance	0
The PT/EQA community finally meets again!	0
Correction to: Confidence intervals for robust estimates of measurement uncertainty	0
Carbon monoxide proficiency testing scheme with metrological traceability	0
Estimation of the error due to radial displacements in a conductivity cell (jones type)	0
Improvement of the quality of analytical results generated by GC/MS method for characterization of Helichrysum italicum (Roth) G. Don essential oil	0
Correction to: Evaluation of reproducibility uncertainty in micropipette calibrations for non‑nominal volumes through an interlaboratory study	0
Accreditation of medical laboratories: What is new in ISO 15189:2022	0
Study of the shutting effect of a liquid thermostat during measurements using a two-electrode electrolytic cell	0
Statistical internal quality control (SIQC) in chemical measurement—do we really understand it?	0
Proficiency testing to evaluate the effectiveness of laboratories analyzing active ingredient in formulation samples	0
Implementation of ISO 17034 & Guide 34 in China	0
Evaluation of proficiency testing participants uncertainty: use relative uncertainty	0
Risk analysis approach for PT participation	0
Certification and long-term stability of bromate ion standard solution	0
Correction: Certification of the total element mass fractions in UME EnvCRM 03 soil sample via a joint research project	0
Comparison of continuous flow analysis and ion chromatography for determinations of nitrate, nitrite and phosphate ions in seawater and development of related seawater certified reference materials	0
Analytical quality by design (AQbD) in the ICHQ14 guidelines for analytical procedure development	0
Application of ISO 16140-3:2021 standard to verify compact dry BC method in a single food microbiology laboratory	0
Information combination and transformation: a paradox and its resolution	0
Reporting uncertainty for gas certified reference materials: balancing customer requirements with calibration and measurement capabilities	0
A comparison of proficiency testing evaluation criteria approaches for fitness-for-purpose	0
Production and certification of a freeze-dried reference material for human urinary steroids to ensure quality of longitudinal profiling data	0
Approaches for the production of reference materials with qualitative properties—The new International Standard ISO 33406	0
Insights on the validation of alternative tools for water quality monitoring: the case of on-site test kits, portable devices and continuous measuring devices	0
Association between blood lead levels and socio-demographic factors among outpatient children in Ningbo, China	0
The optimization approach for uncertainty assessment of the heating value of aviation fuel	0
New statistical framework for interlaboratory evaluation of anti-doping testing results by WADA	0
Quality- from adequacy to fitness for purpose	0
An empirical examination of ISO 9001’s influence on sustained success of companies	0
Quality control charts for short or long runs without a training phase. Part 2. Performances in the presence of a persistent systematic error and simultaneous small shifts in the mean and the variance	0
Paul De Bievre down under: practical metrology in chemistry and its principles	0
Special Issue in Memory of Paul de Bièvre (1933–2016)	0
Value assignment and uncertainty evaluation for certified reference gas mixtures	0
Collusion or falsification of results in PT: why does it happen and how can it be prevented?	0
Risk management: ten years of experience in the organization of the proficiency testing AQUA	0
AQbD enabled method development and quantification of asiaticoside in foam-based formulations	0
Allergenic proteins in wine: an overview of results obtained from proficiency-tests	0
Target uncertainty: a critical review	0
Measurement uncertainty of blood alcohol concentration (BAC) by headspace gas chromatography: comparison of different strategies	0
Development of new metrology methods for determining major elements in solid biofuels ash and establishment of results’ traceability	0
Promotion of metrological traceability through the provision of a metrologically traceable proficiency testing reference value for the mass fraction of benzoic acid in fish sauce	0
Application of stochastic Bayesian modeling to assess quality and safety profile of tea in China market	0
Proficiency testing interpretation based on analysis of variance method	0
Impurity analyses for a certified reference material of high-purity sulfur dioxide gas (NMIJ CRM 3402)	0
A fit-for-purpose nongaseous impurity assay procedure for potential inorganic primary reference materials by inductively coupled plasma mass spectrometry	0
Need for a protocol for performance evaluation of the gas analyzers used in biomethane conformity assessment	0
Use of the Monte Carlo method for the estimation of measurement uncertainty in chemical analysis systems with intensive mathematical treatment	0
The role of measurement uncertainty in the validation of a measurement procedure	0
Error analysis of measurement uncertainty: a snapshot literature review in field of medicine and health in China	0
Selection of bacterial strains in a testing microbiology laboratory for quality assurance purposes: ISO/IEC 17025:2017 standard point of view	0
Certification of a novel matrix reference material for accurate measurements of aflatoxin M1 in milk powder	0
Expression for uncertainty intervals handling skewness when the relative standard uncertainty is independent of the measurand level	0
A new proficiency testing scheme for occupational hygiene laboratories undertaking the analysis of diesel engine particulate emissions	0
An ID-HPLC–MS/MS based candidate reference measurement procedure for the quantification of valproic acid in human serum	0
Development of Certified Reference Materials of Trace Elements in Gold Solution (GBW02797–GBW02800)	0
Laboratory performances during proficiency tests for the analysis of active substances in pesticide formulations during 2021–2023	0
Points to consider when establishing an equipment calibration programme in a conventional food microbiology laboratory for ISO/IEC 17025:2017 accreditation purpose	0
Establishment of Cryptococcus neoformans and C. gattii as certified reference materials according to the requirements of ISO 17034:2016	0
Concept for evaluating results close to the participants’ limits of quantification in proficiency tests for elements in food	0
A practical two-step procedure for taking into account all available information (prior and current) about influence quantities in measurement uncertainty analysis	0
Investigation of cylinder pre-treatments for the stability of ammonia gas reference materials	0
Comparisons of real versus synthetic proficiency testing items	0
Proficiency testing in analytical chemistry, microbiology and laboratory medicine: discussions on current practice and future directions	0
Correction to: Special Issue in Memory of Paul de Bièvre (1933–2016)	0
The issue of reporting the measurement uncertainty in accredited tests	0
S-score: a new score for binary qualitative proficiency testing schemes interpretable as the z-score	0

Certification of the total element mass fractions in UME EnvCRM 03 soil sample via a joint research project	0
Simultaneous equation method for the estimation of gallic acid and apigenin by UV–visible spectrophotometry	0
Measurement uncertainty from sampling and its role in validation of measurement procedures	0
Preparation of matrix reference material of aflatoxin M1 in milk powder	0
Reply to “Facing a shortage of the Latin letters for the prospective new SI symbols: alternative proposal for the new SI prefixes”	0
Determination of residual protein in commercial human milk oligosaccharides	0
Introduction and reflection on the revision of ISO/IEC 17043	0
Development of a certified reference material for benzo[a]pyrene and benz[a]anthracene in olive oil	0
Indonesian proficiency testing for electrolytic conductivity measurement of synthetic wastewater: a comparison of performance evaluation based on four standardized performance statistics	0
Proficiency test of SARS-CoV-2 Omicron variant detection in diagnostics samples by veterinary diagnostic laboratories	0
The units of rate constants in chemical kinetics	0
Correction to: Improving performance evaluation via the provision of proficiency testing programmes in Asia–Pacific with metrologically traceable reference values for inorganic elements	0
Comparative analysis of the skin surface lipids between acne patients and controls using UFLC method	0
Ten years of an external quality program control in clinical microbiology: a statistical analysis of the results	0
Measurement uncertainty in testing of biologicals in national control laboratories for ISO/IEC 17025: practical approaches	0
Development of certified reference materials of ethanol in aqueous solution resulting from the participation of GUM in EMPIR 16RPT02 ALCOREF project	0
Unlocking the secret to reliable leather test results: the importance of proficiency testing in establishing metrological traceability	0
From VIM3 toward the next edition of the International Vocabulary of Metrology	0
Sampling in the context of conformity assessment	0
Investigation of the effect of antioxidant-added skin care creams on UV-B-induced oxidation in skin simulation environment by spectroscopic and chromatographic analyses	0