Diphenyl-p-tolyl phosphate,100 µg/mL,isooctane,1mL,

17 alpha(H),21ß(H)-(22S)-Homohopane, 50µg/mL in Isooctane, 1ml

2,2',4,4',5-Pentabromo[13C12]diphenyl ether, 1.2ml x 50ug/ml, nonane

D8-9,10-Anthraquinone, 10mg