Atrazine-desisopropyl, 100µg/ml in AL, 5ml

N-Nitrosopyrrolidine-d8, 1000µg/mL, Solvent-dichloromethane, Unit 1mL, # of units-1, Cas.no. 1219802-09-1

Tris(2-butoxy-[13C2]-ethyl) phosphate, 1.2ml x 50ug/ml, toluene

Ethanol standard in water,5.0g/L,water, 1.5mL