EPA Method 525 - Tuning Standard

2,3,3',4',5,5'-Hexachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane

TO-13A Surrogate Standard

2,3,4-Trichloroaniline, neat, Solvent-neat, Unit 50mg, # of units-1, Cas.no. 634-67-3