This method is for the collection and analysis of quinone from workplace air. The sample is collected on an XAD-2. After collection, the sample is desorbed with 20% ethanol in hexane and analyzed by HPLC with UV detection.
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| Hold Times, Preservatives, Preps, Collection, Analytical & Documentation | |
|---|---|
| Holding Time: | 7 days from sample collection to analysis. |
| Preservatives: | Keep samples refrigerated from sample collection to analysis and minimize exposure to light. |
| Required Preps: | XAD-2 tube, 50/100mg (SKC 226-30-04) |
| Collection Method: | The method recommends a 0.01 - 0.2 L/min. flow rate with a 24L sample collection volume. |
| Analytical Methodology: | HPLC/UV |
| Documentation: | 
S181
|
| Analyte | Formula | CAS Number | Detection Limit | |
|---|---|---|---|---|
| p-Benzoquinone | C6H4O2 |
106-51-4 |
0.4 |
ng |
* 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.