Internal Standard Stock Solution, 1.2ml, nonane

2-Methylanthracene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 613-12-7

Calibration Standard Mix 2

Heptachlor-exo-epoxide (cis-), 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 28044-83-9