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
0.0394 N Sodium Thiosulfate, 1 Gallon in Cubitainer from Spex CertiPrep
AOAC Cannabis Pesticide Mix 2 from Spex CertiPrep
Perchlorate (ClO4)- Single-Element Ion Anion Standard, 1,000 µg/mL (1,000 ppm), 125 mL from Spex CertiPrep
Scandium, 10 µg/mL (10 ppm) for ICP-MS, 125 mL from Spex CertiPrep