Quality Control Standard 21, 100 µg/mL (100 ppm) for AA & ICP, 500 mL
Supplier Page from Spex CertiPrep for Quality Control Standard 21, 100 µg/mL (100 ppm) for AA & ICP, 500 mL
AOAC Cannabis Pesticide Mix 1 from Spex CertiPrep
AOAC Cannabis Pesticide Mix 2 from Spex CertiPrep
Indium, 1 µg/mL (1 ppm) for ICP-MS, 125 mL from Spex CertiPrep
Organochlorine Pesticides Mix, 2,000 µg/mL from Spex CertiPrep