Atrazine-d5 (ethyl-d5),100 µg/mL,acetonitrile,1mL,

beta-Lactam Antibiotics

Candesartan cilexetil, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 145040-37-0

Dialy Quality Control Standard (with Internal Standard) 3 Analytes, each Vol.% as listed in isooctane; units: 1x10 mL, 5x10mL. Name Vol.% Benzene 0.64 Toluene 4.8 Isooctane 90.56Methylethylketone (Int.Std.) 4.0