Propylene Glycol
Test Mnemonic
PROPYL
CPT Codes
- 84600 - QTY (1)
LOINC ®
12552-6
Aliases
- 1,2 Methyl Glycol Propanediol
Includes
- Propylene Glycol
Performing Laboratory
National Med Serv Inc
Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| 2 mL | Serum | No additive (Red) | Refrigerated | Do not use serum separator tubes. Centrifuge and aliquot ASAP. |
Alternate Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| 2 mL | Plasma | EDTA (Lavender) | Refrigerated | Centrifuge, aliquot, and refrigerate ASAP. Do not use plasma separator tubes. |
Minimum Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| 0.7 mL |
Stability
| Environmental Condition | Description |
|---|---|
| Ambient | 28 days |
| Refrigerated | 28 days |
| Frozen | 3 months |
Days Performed
Mon - Sun
Turnaround Time
8 - 9 days
Methodology
| Name | Description |
|---|---|
| Gas Chromatography (GC) |
Special Info
Polymer gel separation tubes (SST or PST) will be rejected.
Clinical Info
Propylene glycol is used extensively as a preservative, emollient and vehicle for both oral and intravenous medications. Plasma levels of 80 - 200 mg/dL have been reported following oral ingestion of 41.4 grams every 12 hours.