EPA Method 8330 Analyte

Metolachlor ESA sodium salt, 100µg/ml in MeOH, 1ml

25-Hydroxyvitamin D2-d6, 50µg/ml in MeOH, 1ml

2,4,7-Trimethyldibenzothiophene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 216983-03-8