2,2’,3,3’,4,4’-Hexachlorobiphenyl (128)

Medical Marijuana Heavy Metals Calibration

1,2-Dimethyldibenzothiophene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 31317-14-3

1,1-Dichloropropene,1000 µg/mL,MeOH,1mL,