Heptachlor epoxide

Ethanol standard in water,0.5g/L,water, 1.5mL

Naltrexone (base, anhydrous), neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 16590-41-3

2-Chlorodibenzo-p-dioxin,50 µg/mL,n-nonane,1mL,