Method 7602 is used for the determination of quartz. Samples are collected using a cyclone and filter and analyzed using infrared absorption spectrophotometry. NOTE: This is P&CAM 110. It is similar to Method 7603, except for sample preparation (KBr pellet vs. redeposition).
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| Hold Times, Preservatives, Preps, Collection, Analytical & Documentation | |
|---|---|
| Holding Time: | N/A |
| Preservatives: | N/A |
| Required Preps: | 37 mm, 0.8 µm MCE, 5.0 µm PVC filter |
| Collection Method: | Cyclone and filter, 400-800 L @ variable flow rates |
| Analytical Methodology: | Infrared Absorption Spectrophotometry |
| Documentation: | 
7602
|
| Analyte | Formula | CAS Number | Detection Limit | |
|---|---|---|---|---|
| Silica, crystalline | SiO2 |
14808-60-7 |
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.