This method describes the sample collection and analysis of ethylene thiourea. Samples are collected open-face by drawing air through a four-piece sampling cassette containing two glass fiber filters. Samples are extracted with water and analyzed by HPLC using a UV detector.
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| Hold Times, Preservatives, Preps, Collection, Analytical & Documentation | |
|---|---|
| Holding Time: | Up to 15 days. |
| Preservatives: | Samples should be stored in a refrigerator when not in transit. |
| Required Preps: | A four-piece polystyrene cassette containing two glass fiber filters. |
| Collection Method: | Glass fiber filters: 480 L at 2.0 L/min. |
| Analytical Methodology: | HPLC/UV. |
| Documentation: | 
095
|
| Analyte | Formula | CAS Number | Detection Limit | |
|---|---|---|---|---|
| 2-Imidazolidinethione | C3H6N2S |
96-45-7 |
0.666 |
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.