N-Methyl-N-nitrosobenzylamine,1000 µg/mL,acetonitrile,1mL,

17ß(H),18 alpha(H)-28-Nor-spergulane, neat, Solvent-neat, Unit ca. 5µg, # of units-1, Cas.no.

O,O-Diethyl dithiophosphate-13C4, ammonium salt,100 µg acid/mL,MeOH,1mL,

Carbofuran, 100 µg/ml, Methanol, 5ml