ICP-MS Instrument Check Standard 5, 10 µg/mL (10 ppm), 125 mL
Supplier Page from Spex CertiPrep for ICP-MS Instrument Check Standard 5, 10 µg/mL (10 ppm), 125 mL
AOAC Cannabis Pesticide Mix 3 from Spex CertiPrep
Gold, 1,000 µg/mL, for AA and ICP, 125 mL from Spex CertiPrep
Nickel, 1,000 µg/mL (1,000 ppm) for ICP-MS, 125 mL from Spex CertiPrep
Zinc, 1,000 µg/mL (1,000 ppm) for ICP-MS, 125 mL from Spex CertiPrep