Semi-Volatile Surrogate Standard

Methopterine, 100mg

1,1,1,3,11,13,13,13-Octachlorotridecane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 865306-24-7

2,3',5-Tribromobiphenyl, 1.2ml x 50ug/ml, nonane