Zinc, 1,000 µg/mL, for AA and ICP, 500 mL
Supplier Page from Spex CertiPrep for Zinc, 1,000 µg/mL, for AA and ICP, 500 mL
AOAC Cannabis Pesticide Mix 5 from Spex CertiPrep
IC Instrument Ion Cation Check Standard 3, 125 mL from Spex CertiPrep
ICP-MS Internal Standard 2, 10 µg/mL (10 ppm), 125 mL from Spex CertiPrep
ICP-MS Multi-Element Solution 2A without Mercury, 10 µg/mL (10 ppm), 125 mL from Spex CertiPrep