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 |[[clinical_biochemistry_section|Home]]|[[clinical_biochemistry|]]|[[examination_procedures|]]| |[[clinical_biochemistry_section|Home]]|[[clinical_biochemistry|]]|[[examination_procedures|]]|
  
-                      Sodium Examination Procedure+                      Sodium Examination Procedure (Semi Autoanalyzer)
  
-1.Purpose of Examination: +**1.Purpose of Examination:** 
 To lay down standard operating procedure for serum Sodium by ISE Method in Biochemistry section of LSSTH, Bhavnagar. To lay down standard operating procedure for serum Sodium by ISE Method in Biochemistry section of LSSTH, Bhavnagar.
  
-2.Principle: +**2.Principle:** 
  Ion Selective Electrode.  Ion Selective Electrode.
  
-3.Performance:+**3.Performance:**
 Linearity –  110-186 mEq/L Linearity –  110-186 mEq/L
 Precision – It is determined from 2 runs per day with two replicates per run for 20 days on two AFT 300 Electrolyte Analyzer. Precision – It is determined from 2 runs per day with two replicates per run for 20 days on two AFT 300 Electrolyte Analyzer.
  
-4.Primary Sample: +**4.Primary Sample:** 
-Plasma or serum +Plasma or serum [[sample_collection_manual|]]
  
-5.Patient Preparation:+**5.Patient Preparation:**
 Verbal consent of patient should be taken before collecting blood sample. Verbal consent of patient should be taken before collecting blood sample.
  
-6.Type of Container:+**6.Type of Container:**
 Plain Vaccute with no additive  Plain Vaccute with no additive 
   
-7.Required Equipment:+**7.Required Equipment:**
 Centrifuge,  Electrolyte auto analyzer Centrifuge,  Electrolyte auto analyzer
    
-8.Safety Precaution:+**8.Safety Precaution:**
 Follow the universal work precautions. Follow the universal work precautions.
  
-9.Calibration Procedure:+**9.Calibration Procedure:**
 Instrument performs auto calibration every four hours. Instrument performs auto calibration every four hours.
 Manual calibration is done on following circumstances:  Manual calibration is done on following circumstances: 
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 **21.Turn around time (TAT)** **21.Turn around time (TAT)**
-  6.0 hours after collection, in case of emergency 2.0 hours.+6.0 hours after collection, in case of emergency 2.0 hours.
  
 **22.Potential source of variation:** **22.Potential source of variation:**