Estriol Back Catalog number: 96569 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 79070 EPA Method 8330 Analyte Price on request S-4021-ASS-IO n-C30/n-C20, n-Triacontane/n-Eicosane (Integration control) 1000 µg n-Triacontane and 2000 µg n-Eicosane in 1mL isooctane n-Triacontane/n-Eicosane = 1:2 Price on request 59082 Metals Mix #2 Price on request