Roxithromycin, 100 µg/ml, Methanol, 1ml

3-n-Heptylthiophene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 65016-61-7

EPA Method 1664 - Oil & Grease (Sonicate)

VOC Mix B, 2000ug/ml in MeOH, 1ml