PCB Isomer Standard “Dutch 7”, 10µg/ml in Isooctane, 1ml

Dibenz[a,h]anthracene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 53-70-3

EPA Method 8260B Purgeable Internal Standard

6-Chloroquinoxaline-2,3-diol, 10mg