3161: FECAL ELECTROLYTES ANALYSIS
- Container- Screw Top, Sterile Container
- 20 mL STOOL SPECIMEN ship frozen
- Do not dilute with water or saline. FREEZE immediately in a screw cap container. 20 mL RANDOM LIQUID STOOL. Do NOT send solid formed stool. The test cannot be performed on a solid stool sample.
- AMBIENT: unstable REFRIGERATED: up to 1 week FROZEN: up to 4 weeks