Dimethyl phthalate

O-Desmethyl cis-tramadol HCL, 1000µg/ml in MeOH, 1ml

Butorphanol tartrate , neat, Solvent-neat, Unit 25mg, # of units-1, Cas.no. 58786-99-5

Analytical Standard for n-Alkanes 1mL Use 100µg/mL in hexane as a working standard n-C10-C40 + Pristane