Alachlor OA, 1000µg/ml in Acetonitrile, 1ml

EPA 8040 Surrogate Standard S-4241 2mg/mL each in isopropanol, 1 mL, 5 x 1mL, 5mL 2-Fluorophenol 2,4,6-Tribromophenol

13C3-Caffeine, 100 µg/ml, Methanol, 1ml

1H-1,2,3-Triazole, 1g