1,4,5,8-Tetrachloronaphthalene (96%), 1.2ml x 48ug/ml, nonane

Clozapine-d4, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 204395-52-8

3,4,4'-Trichloro[13C12]diphenyl ether, 1.2ml x 50ug/ml, nonane

Metaldehyde-d16,100 µg/mL,acetonitrile,1mL,