DEET-d7, 100µg/ml in Acetonitrile, 5ml

2-Methylbutyraldehyde, 250mg

17ß-Estradiol-2,4,16,16-d4, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 66789-03-5

Zinc - DSC calibration standard, 500mg