Sodium, Post
| Specimen | Plasma | 
| Container Type | Gold/White Top Tube | 
| Stability | 7 days | 
| Report Available | 1 day | 
| Methodology | Indirect Ion Selective Electrode (ISE) | 
| Reference Range | 136-145 mEq/L | 
| Transport Temp | Refrigerate 2°-8°C | 
| Instructions | Use slow flow/stop pump sampling technique as described in the “Specimen Collection and Handling” section of this manual under “Post Dialysis Sampling”. Identify post dialysis tube with barcode label GOLD/WHITE ***POST***. | 
| CPT Code | 84295 | 

