Potassium - Total, RBCs Test (3784R)
| Analysis Code |
3784R |
| Test Name |
Potassium - Total, RBCs |
| Test Includes |
Potassium [FAAS] |
| Compound Synonym(s) |
K |
| Purpose |
Exposure Monitoring/Investigation; Not for clinical diagnostic purposes. |
| Category |
Metal/Element |
| Method(s) |
Flame Atomic Absorption Spectroscopy (FAAS) |
| Specimen Requirements |
1 mL RBCs |
| Transport Temperature |
Refrigerated |
| Specimen Container |
Light Green top tube (Lithium Heparin) |
| Special Handling |
Submit in container with a non-Potassium based preservative/anticoagulant. Tubes containing Potassium based preservatives/anticoagulants are not acceptable. Centrifuge and separate RBCs into an acid washed plastic screw capped vial within two hours of collection. |
| Light Protection Required |
Not Required |
| Stability |
Room Temperature: Undetermined
Refrigerated: Undetermined
Frozen (-20 °C): Not Stable |
| Rejection Criteria |
Received Frozen. Light Blue top tube (Sodium Citrate). Gray top tube (Sodium Fluoride / Potassium Oxalate). Yellow top tube (ACD - Acid Citrate Dextrose). |
| Day(s) Test Set-up |
[FAAS] Monday Thursday 2nd Shift 2 days |
| Suggested CPT Code |
[FAAS] 84132 |
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