Dibenzo[b,k]fluoranthene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 205-97-0

Benzo[ghi]perylene-d12, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-5, Cas.no. 93951-66-7

2,2',3,3',4',5-Hexachloro-4-methoxybiphenyl, 1.2ml x 50ug/ml, nonane

Initial Check Verif. Standard 4, in 4%HNO3, 100ml