| Updated 08/31/2015 |
| BQS Organic Blind Sample Program |
| False Positives & False Negatives |
| 3-BETA-COPROSTANOL |
| Method: 4434 Testid: 64532GM005 |
| back to table |
| Updated 08/31/2015 |
| False Positive & Negative Listing for 3-BETA-COPROSTANOL |
| Status | Lab ID | Spike Mix | Reporting Level | Analysis Date | Result Conc. | Expected Conc. |
|---|---|---|---|---|---|---|
| False Negative | 20131370002 | Supelco LB99393: 20 µl & Spex Organics T1130423008: 20 µl | 200 | 06/04/13 | < 200 | 349.8947 |
| 20131580025 | ERA 0415-13-01.1A: 20 µl & Spex Organics T1130423008: 20 µl | 200 | 06/27/13 | < 200 | 349.8947 | |
| 20133260007 | Abs 050813: 20 µl & Abs 071513: 20 µl | 200 | 03/03/14 | < 200 | 350.7731 | |
| 20141770146 | ERA 0227-14-07.2: 30 µl & Spex Organics E1140505004: 30 µl | 200 | 09/04/14 | < 200 | 397.8947 | |
| 20143110109 | Abs 031014: 30 µl & Supelco LC06946: 30 µl | 200 | 01/29/15 | < 200 | 398.6526 |
| Updated 08/31/2015 |