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One 5 mL flame-sealed ampule yields up to 2 liters after dilution. Use with EPA Method 1664, or other applicable method to measure hexane extractable material (HEM) and silica gel treated-HEM. Contains both hexadecane and stearic acid.
Note: If a NELAC compliant PT is required, use Cat. #582 or Cat. #4120.
| Analyte | Low Conc. | High Conc. | Units |
| HEM | 5 | 100 | mg/L |
| SGT-HEM | 5 | 100 | mg/L |
| Item no. | Name | Product Type | Study Frequency | Study Type | Accreditations | Study |
|---|---|---|---|---|---|---|
| 519 | HEM / SGT-HEM, WasteWatR™ | CRM | | Water Pollution (WP) | ISO 17034 | |
| 489 | HEM / SGT-HEM | PT | Quarterly | Water Pollution (WP) | ISO 17043 |
|
| 519QR | HEM/SGT-HEM, WP QR | QR | | Water Pollution (WP) | ISO 17043 |
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