ASTM D1319 Calibration Standard

Omethoate, 100µg/mL in Acetone, 1ml

a,a’-Dibromo-m-xylene

2-Methylcyclopenta[l]phenanthrene, 500 µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 121254-39-5