This method is for the determination of warfarin. The sample is collected on 1-µm PTFE membranes, extracted in 5mL methanol, and analyzed by HPLC with ultraviolet detection. The working range is 0.05 to 0.5 mg/m³ for a 400-L air sample. Note: This is P&CAM 313 in a new format.
No Obligation Quotation for Analytical Services
If you would like us to provide a quote for laboratory analysis, just provide us with as much information as you can about your project (the more, the better) and we'll provide you a quote via email. As you are searching or browsing our Analytical Guide, you'll see the Request-A-Quote icon... just click on it to start the request process.
| Hold Times, Preservatives, Preps, Collection, Analytical & Documentation | |
|---|---|
| Holding Time: | 93% recovery after 7 days @ 25 °C. |
| Preservatives: | Store at room temperature. |
| Required Preps: | 1-µm PTFE filter; 37-mm diameter. |
| Collection Method: | 1-µm PTFE filter; 200L- 1000L @ 1 - 4 L/min. |
| Analytical Methodology: | HPLC/UV |
| Documentation: | 
5002
|
| Analyte | Formula | CAS Number | Detection Limit | |
|---|---|---|---|---|
| Warfarin | C19H16O4 |
81-81-2 |
2.5 |
µg |
* The analytes and detection limits listed for each method represent the typical detection limits and analytes reported for that particular method. Keep in mind that analyte lists may vary from laboratory to laboratory. Detection limits may also vary from lab to lab and are dependent upon the sample size, matrix, and any interferences that may be present in the sample.