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One liter whole-volume bottle is ready to analyze for TPH. Use with EPA Methods 1664, 5520, or other applicable method. For CRMs, #600 contains no interfering fatty acids and #601 contains interfering fatty acids. #642 (PT) and #602QR may or may not contain interfering fatty acids. Identifying the presence or absence of fatty acids is part of the proficiency test.
| Analyte | Low Conc | High Conc | Units |
|---|---|---|---|
| TPH (Gravimetric) | 20 | 200 | mg/L |
| TPH (IR) | 20 | 200 | mg/L |
| Item no. | Name | Product Type | Study Frequency | Study Type | Accreditations | Study |
|---|---|---|---|---|---|---|
| 600 | Total Petroleum Hydrocarbons (TPH) in Water #1 | CRM | | Water Pollution (WP) | ISO 17034 | |
| 601 | Total Petroleum Hydrocarbons (TPH) in Water #2 | CRM | | Water Pollution (WP) | ISO 17034 | |
| 642 | Total Petroleum Hydrocarbons (TPH) in Water | PT | Quarterly | Water Pollution (WP) | ISO 17043 | WP 378: 20/7/2026 - 3/9/2026 WP 381: 16/10/2026 - 30/11/2026 WP 384: 19/1/2027 - 5/3/2027 WP 387: 19/4/2027 - 3/6/2027 WP 390: 19/7/2027 - 2/9/2027 WP 393: 15/10/2027 - 29/11/2027 WP 396: 18/1/2028 - 3/3/2028 WP 399: 17/4/2028 - 1/6/2028 WP 402: 17/7/2028 - 31/8/2028 WP 405: 13/10/2028 - 27/11/2028 |
| 602QR | Total Petroleum Hydrocarbons (TPH), WP QR | QR | | Water Pollution (WP) | ISO 17043 |
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