Calibration Std. #2 Back Catalog number: 59893X Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 682240 Orthosulfamuron, 50mg Price on request 3384.12-100-CY Diquat dibromide monohydrate Price on request 2127.12-100-IO Arochlor 1248 , 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 12672-29-6 Price on request