Zymo Research I1001-5 Isopropyl-B-D-thiogalactopyranoside, (IPTG), 5 mL/Unit - 11-230 | Genesee Scientific Zymo Research I1001-5 Isopropyl-B-D-thiogalactopyranoside, (IPTG), 5 mL/Unit - 11-230 | Genesee Scientific