TOC Calibration Standard (C) Back Catalog number: 59179 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 680983 Metoprolol tartrate, 100 µg/ml, Methanol, 1ml Price on request CCZ-36 3,6-Dichloro-9H-carbazole, 1.2ml x 50ug/ml, nonane Price on request 683691 Atrazine-desisopropyl-2-hydroxy, 100 µg/ml, Metha Price on request