| Updated 08/31/2015 |
| BQS Organic Blind Sample Program |
| False Positives & False Negatives |
| TETRACHLOROETHYLENE |
| Method: 1433 Testid: 34476GCM37 |
| back to table |
| Updated 08/31/2015 |
| False Positive & Negative Listing for TETRACHLOROETHYLENE |
| Status | Lab ID | Spike Mix | Reporting Level | Analysis Date | Result Conc. | Expected Conc. |
|---|---|---|---|---|---|---|
| False Negative | 20090210032 | Protocol D1080815007: 40 µl | 0.12 | 01/29/09 | < 0.12 | 4.374089 |
| 20122790025 | Crescent 05BB047: 100 µl & Supelco LB92784: 100 µl | 0.12 | 12/06/12 | < 0.12 | 1.004 |
| Updated 08/31/2015 |