This method is for the collection and analysis of acrylic and methacrylic acid. The sample is collected on two Anasorb 708 tubes connected in series. After collection, the tubes are desorbed in 2mL of methanol and analyzed by HPLC with UV detection.
NOTE: This is a partially validated method.
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| Hold Times, Preservatives, Preps, Collection, Analytical & Documentation | |
|---|---|
| Holding Time: | The recoveries of both compounds was above 99% when stored at ambient (24°C)or refrigerated (-4°C) temperatures for 14 days. |
| Preservatives: | Store samples at ambient or refrigerated temperatures. |
| Required Preps: | Anasorb 708 tube, 100mg (SKC 226-30-08) |
| Collection Method: | The method recommends a flow rate of 0.1 L/min. and a 24L sample collection volume. |
| Analytical Methodology: | HPLC/UV |
| Documentation: | 
PV2005
|
| Analyte | Formula | CAS Number | Detection Limit | |
|---|---|---|---|---|
| Acrylic acid | C3H4O2 |
79-10-7 |
0.064 |
µg |
| Methacrylic acid | C4H6O2 |
79-41-4 |
0.123 |
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.