Testosterone

1,2,3,5,7,8-Hexachloronaphthalene,,,,

(S)-(+)-Pregabalin-d4 (Aminomethyl d2 - hexanoic acid-2,2-d2), 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no.

Internal Standard Solution