17?,18?(H),21ß(H),17-methyl-28-norhopane,neat,neat,ca. 5 µg,

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

Tris(2-ethylhexyl)phosphate, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 78-42-2

D5-Pyrimethanil, 100µg/ml in Acetonitrile, 1ml