17ß(H),21 alpha(H)-30-Norhopane, 100µg/mLin isooctane, 1mL

N-Nitrosodiisopropylamine,100 µg/mL,MeOH,1mL,

n-Pentacosane, ?13C: -28.21, 150ug/ml, Solvent-cyclohexane, Unit 1mL, # of units-10, Cas.no. 629-99-2

2,4-Dinitro-6-methylanisole, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. 29027-13-2