(+/-)-Geosmin-d5,100 µg/mL,MeOH,1mL

Putrescine dihydrochloride, 1000mg

1,3,8-Trichlorodibenzofuran, 1.2ml x 50ug/ml, nonane

(+/-)-Normetanephrine-a,β,β-d3 HCl, 100µg/ml in Me