PCB locator standard

3ß-Hydroxy Tibolone, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. 100239-45-0

Low level Nitrogen Calibration Units: 1x1mL ampoules or 10mL screwcapped bottle Nitrogen introduced using Aniline Catalogue No. Concentration Matrix: isooctane mg/kg (ppm) S-4142-0 Blank S-4142-05 0.5 S-4142-1

epsilon-HCH, 10.0 µg/ml, Acetonitrile, 1ml