D3-Clothianidin, 100 µg/ml, Acetone, 1ml

2,3,4,4',5-Pentachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane

d2 C27 alpha alpha alpha (20R)-Cholestane, 100µg/mL in Isooctane, 5 x 1ml

1-Methylfluorene, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 1730-37-6