Doxycycline hyclate, 100mg

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

Fenitrothion, 100µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 122-14-5

Dieldrin, 100 µg/ml, Ethyl acetate, 5ml