Iron oxide

ISATIN 3-(4-NITROPHENYLHYDRAZONE)

isonicotinaldehyde N-phenylsemicarbazone

ISONICOTINIC ACID (3-ETHOXY-4-HYDROXY-BENZYLIDENE)-HYDRAZIDE

ISOOCTYL MERCAPTOACETATE

ISOPROPYL (2E)-2-{[3-(4-CHLOROPHENYL)-1-PHENYL-1H-PYRAZOL-4-YL]METHYLENE}-7-METHYL-3-OXO-5-(2-THIENYL)-2,3-DIHYDRO-5H-[1,3]THIAZOLO[3,2-A]PYRIMIDINE-6-CARBOXYLATE ACETATE

ISOPROPYL 4-[3-(4-METHOXY-3-METHYLPHENYL)-1-PHENYL-1H-PYRAZOL-4-YL]-6-METHYL-2-OXO-1,2,3,4-TETRAHYDRO-5-PYRIMIDINECARBOXYLATE

ISOPROPYL N-(2-CHLORO-5-TRIFLUOROMETHYLPHENYL)CARBAMATE

ISOPROPYL N-(2,6-DINITRO-4-(TRIFLUOROMETHYL)PHENYL)-N-METHYLCARBAMATE

ISOPROPYL N-(5-CHLORO-2-METHYLPHENYL)CARBAMATE

Jenco^TM stereo microscopes, dissecting