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JCTLM Database: higher-order reference materials, methods and services
Details : C14RMS9 - creatinine in Blood serum, Blood plasma
| Type (acronym) | rms |
|---|---|
| Type | reference measurement service |
| Unique Nomination Number | C14RMS9 |
| Reference Laboratory Status | Manufacturer |
| Analyte Name | creatinine |
| IUPAC IFCC Number | CAS60-27-5 |
| Applicable Matrices | lyophilized, fresh, or frozen human serum |
| Traceable to SI | Yes |
| Principle of Analytical Procedure | ID-LC/MS/MS |
| Reference Method Listed in JCTLM | Yes |
| Name of JCTLM Listed Reference Method Procedure | NIM reference method for serum creatinine |
| JCTLM Database Identifier Number | C7RMP26 |
| Procedure Difference in Your Laboratory | Yes |
| Quantity | Amount of substance concentration |
| From (0) | 35 |
| To (0) | 2000 |
| Unit (0) | µmol/L |
| From (1) | 1.7 |
| To (1) | 1.7 |
| Unit (1) | % |
| Level of Confidence (%) | 95% |
| Comments on Uncertainty Range | The expanded uncertainty is relative uncertainty |
| Reference Procedure Status Acceptable | Yes |
| Laboratory Status | b |
| Survey Organisation | RELA - IFCC External Quality assessment scheme for Reference Laboratories in Laboratory Medicine |
| 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/index.shtml |
| Reference to Published Comparison Results | The code of this laboratory in RELA - IFCC EQAS is 51. |
| Participation Status in Intercomparison Surveys acceptable | Yes |
| Comments of Review Teams | The claimed range (35 - 2000 µmol/L, which is about 3.95 – 226 µg/g) is too wide. Additional evidence would be needed to support the very high concentration range. |
| Validation Report for Improved Method | Method_Validation_Report_C14RMS9.pdf |
| Organization Acronym | Maccura |
| Organization Name | Maccura Biotechnology Co., Ltd. Reference System Dept. |
| Organization Website | https://www.maccura.com/en/ |
| Organization Country ISO Code | CN |
| Organization Country Name | China |
| Analyte Category Name | Metabolites and substrates |