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

Details : C1RMS200 C - calcium in Blood serum

Type (acronym)rms
Typereference measurement service
Unique Nomination NumberC1RMS200 C
Reference Laboratory StatusNMI
Analyte Namecalcium
IUPAC IFCC NumberCAS7440-70-2
Applicable Matriceshuman blood serum; lyophilized, fresh or frozen
Traceable to SIYes
Principle of Analytical ProcedureIonchromatography
Reference Method Listed in JCTLMYes
Name of JCTLM Listed Reference Method ProcedureIC reference method for Na in blood serum
JCTLM Database Identifier NumberNRMeth 16
Procedure Difference in Your Laboratorydigestion and cal. procedures slightly modified
QuantityAmount-of-substance concentration
From (0)2.2
To (0)3.5
Unit (0)mmol/l
From (1)0.9
To (1)0.7
Unit (1)%
Level of Confidence (%)95%
Comments on Concentration RangeThe measurement range corresponds to the biologically relevant range
Reference Procedure Status AcceptableYES
Laboratory Preparing for Accreditation-
Laboratory StatusA
Survey OrganisationJCTLM (RELA)
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
Reference to Published Comparison ResultsWebsite of the RfB of the DGKL
Additional Information 1Linked with the primary method (ID TIMS) which was used for CCQM K14, CCQM P14 and for the certification of material for IMEP 17**
Additional Information 2
    • Internal IRMM-Report, 2003, Geel, IMEP 17 Trace and Minor Constituents in Human Serum, Rep. to Participants EUR 20657 EN, EUR 20694 EN
Participation Status in Intercomparison Surveys acceptableYES
Comments of Review TeamsListing acceptable!
Recommended for Publication in the JCTLM ListYes
Organization AcronymPTB
Organization NamePhysikalisch- Technische Bundesanstalt
Organization Websitehttp://www.ptb.de/
Organization Country ISO CodeDE
Organization Country NameGermany
Analyte Category NameElectrolytes