This method is for the determination of caprolactam in workplace air samples. The sample is collected using an XAD-7 tube. The tube is desorbed with 4.0 mL of methanol and analyzed by HPLC/UV.
Note that this method is only a partially validated method.
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| Hold Times, Preservatives, Preps, Collection, Analytical & Documentation | |
|---|---|
| Holding Time: | None specified in the method. Average recovery of caprolactam after seven days was 97.5% |
| Preservatives: | None specified in the method. |
| Required Preps: | XAD-7 tube (SKC 226-57) |
| Collection Method: | The method recommends a flow rate of 1.0 L/min. with a sample volume of 100L. |
| Analytical Methodology: | HPLC/UV |
| Documentation: | 
PV2012
|
| Analyte | Formula | CAS Number | Detection Limit | |
|---|---|---|---|---|
| Caprolactam | C6H11NO |
105-60-2 |
0.007 |
mg/m3 |
* 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.