Trixylyl phosphate, purified ion m/z 382 (tetramethyl),100 µg/mL,isooctane,1mL,

Alachlor ESA-d13 Sodium Salt, 0,5mg

(1-Hydroxyethyl)-4-(2-methylpropyl)benzene, neat, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 40150-92-3

EPA Method 8290 Calibration Kit, 5 ampoules, nonane