Acetochlor OA, 100µg/ml in MeOH, 1ml

n-Undecylbenzene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 6742-54-7

Hexadecane Extraction Volatiles - BTEX

Guanin, 25g