D4-Imidacloprid, 100 µg/ml, Acetone, 1ml

PAH Field Surrogate

Sulfate (SO42-)

C21 Ring-C Monoaromatic sterane (5ß(H),10ß(CH3)/5 alpha(H),10ß(CH3)), 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 98774-61-9 / 98774-59-5