Selenium (Se) Back Catalog number: 57834 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended ZA22005000CY Toxaphene Parlar-No. 50, 1µg/mL in Cyclohexane, 1ml Price on request 674694 Napropamide, 100mg Price on request 676390 Kresoxim-methyl, 10.0 µg/ml, Acetonitrile, 10ml Price on request