Native Toxics/LOC Stock Solution, 1.2ml, nonane

Cefazolin sodium salt, certified, 0.1g

1,2,3,4,7-Pentachlordibenzo-p-dioxin, 50µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no.

17 alpha(H),21 alpha(H)-(22RS)-Bishomohopane , neat, Solvent-neat, Unit ca. 10µg , # of units-1, Cas.no. 105498-25-7