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JCTLM Database: higher-order reference materials, methods and services

Details : C9RMS25 - thyroxine in Blood serum

Type (acronym)rms
Typereference measurement service
Unique Nomination NumberC9RMS25
Reference Laboratory StatusEQAS Organizer
Analyte Namethyroxine
IUPAC IFCC NumberCAS300-30-1
Applicable Matricesfresh, frozen or lyophilized serum
Traceable to SIYes
Principle of Analytical ProcedureGC-ID/MS
Reference Method Listed in JCTLMYes
Name of JCTLM Listed Reference Method ProcedureUniversity of Ghent reference measurement procedure for total thyroxine
JCTLM Database Identifier NumberNRMeth 11
Procedure Difference in Your LaboratoryNo
QuantityAmount-of-substance concentration
From (0)6.4
To (0)300
Unit (0)nmol/L
From (1)1
To (1)1
Unit (1)%
Level of Confidence (%)95%
Comments on Uncertainty RangeThe stated expanded uncertainty value corresponds to the best measurement capability.
Survey OrganisationIFCC RELA Surveys
Intercomparison Results Publicly AvailableYes
Link to Comparison ResultsRELA - IFCC External Quality assessment scheme for Reference Laboratories in Laboratory Medicine at AND http://www.dgkl-rfb.de:81/index.shtml
Organization AcronymINSTAND e. V.
Organization NameSociety for Promoting Quality Assurance in Medical Laboratories
Organization Websitehttp://www.instand-ev.de
Organization Country ISO CodeDE
Organization Country NameGermany
Analyte Category NameNon-peptide hormones