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JCTLM Database: higher-order reference materials, methods and services
Details : C17RMS30 - creatine kinase (CK) in Blood plasma, Blood serum
| Type (acronym) | rms |
|---|---|
| Type | reference measurement service |
| Unique Nomination Number | C17RMS30 |
| Reference Laboratory Status | Manufacturer
|
| Analyte Name | creatine kinase (CK) |
| IUPAC IFCC Number | EC2.7.3.2 |
| Applicable Matrices | Human serum / plasma; fresh or frozen |
| Traceable to SI | Yes |
| Principle of Analytical Procedure | Kinetic spectrophotometry |
| Reference Method Listed in JCTLM | Yes |
| JCTLM Database Identifier Number | NRMeth 65 |
| Procedure Difference in Your Laboratory | No |
| Quantity | Catalytic activity concentration |
| From (0) | 0.79 |
| To (0) | 24.2 |
| Unit (0) | μkat/L |
| From (1) | 3.3 |
| To (1) | 2.4 |
| Unit (1) | % |
| Level of Confidence (%) | 95% |
| Comments on Concentration Range | The conversion factor for enzyme catalytic activity concentrations: 1 U/L = 0.01667 μkat/L. The measurement range of concentration does not involve the dilution of the sample. |
| Comments on Uncertainty Range | The expanded uncertainty is a relative uncertainty. |
| Survey Organisation | IFCC Ring Trials for Reference Laboratories are organized on behalf of the IFCC by the Reference Institute of Bioanalysis (RfB) of the German Society of Clinical Chemistry and Laboratory Medicine (DGKL). |
| Intercomparison Results Publicly Available | Yes |
| Link to Comparison Results | RELA - IFCC External Quality assessment scheme for Reference Laboratories in Laboratory Medicine at AND http://www.dgkl-rfb.de:81/ |
| Reference to Published Comparison Results | The code of this laboratory in RELA - IFCC EQAS is 124. |
| Remarks | Including PT measurement provided by China National Center for Clinical Laboratories and RELA - IFCC External Quality assessment scheme for Reference Laboratories |
| Organization Acronym | DIRUI |
| Organization Name | Dirui Industrial Co., Ltd, Reference Laboratory |
| Organization Website | http://www.dirui.com.cn |
| Organization Country ISO Code | CN |
| Organization Country Name | China |
| Analyte Category Name | Enzymes |