Zymo Research R2073 Direct-zol RNA MiniPrep Plus (100µg), w/ 200ml TRI-Reagent, 200 Preps/Unit - 11-331PBT | Genesee Scientific Zymo Research R2073 Direct-zol RNA MiniPrep Plus (100µg), w/ 200ml TRI-Reagent, 200 Preps/Unit - 11-331PBT | Genesee Scientific