IC Anions Cal Std - COA Level 4 Back Catalog number: 59612 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended MDD-1234678 1,2,3,4,6,7,8-Heptachloro[13C12]dibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene Price on request 51068 ASTM D-4815 Calibration Mix #5 Price on request 3638.20-10-AN U{13C20}-Ochratoxin A, 10µg/mL, Solvent-acetonitrile, Unit 1.2mL, # of units-1, Cas.no. Price on request