beta-HCH, 100 µg/ml, Ethyl acetate, 5ml

Multi-Element Check Standard

Ethyl 5,8,11,14,17-eicosapentaenoate (all-cis), 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 84494-70-2

Atrazine-desisopropyl D5 (ethylamino D5), 100µg/ml in Acetone, 1ml