Group 1a PCB’s - Aroclor Toxicity Back Catalog number: 66211 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673315 Haloxyfop, 100 µg/ml, Acetonitrile, 5ml Price on request S-4143-1-B Low level Nitrogen & Sulfur Calibration Set Units: 1x1mL ampoules or 10mL screwcapped bottle Nitrogen introduced using Aniline / Sulfur introduced using di-n-Butyl Sulfide Catalogue No. Concentration Matrix: Benzene mg/kg (ppm) S-4143-0 Price on request 67021 Antioxidants Price on request