Calibration Standard Mix 4 Back Catalog number: 52036 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2128.12-K-IOX5 Arochlor 1254, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-5, Cas.no. 11097-69-1 Price on request P-742S Prosulfocarb, 100µg/ml in MeOH, 1ml Price on request 13800-0141-100IO5 Di-iso-nonyl phthalate, 100μg/ml in Isooctane, 5ml Price on request