Chloroparaffin C10-C13 55,5% Cl, 100µg/ml in CY, 10ml Back Catalog number: X23105500CY Availability: In the manufacturer's stock Price on request - + Recommended 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 9967.29-100-IO alpha alpha alpha (20R,24RS)-24-Ethylcholestane (82% in mixture with alpha alpha alpha (20S,24RS)-24-Ethylcholestane), 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. Price on request C15970000 Pentachlorophenol, certified, 0.1g Price on request