Sodium (Na+) Single-Element Ion Cation Standard, 1,000 µg/mL (1,000 ppm), 125 mL
Supplier Page from Spex CertiPrep for Sodium (Na+) Single-Element Ion Cation Standard, 1,000 µg/mL (1,000 ppm), 125 mL
Ammonia-Nitrogen Single-Element Ion Anion Standard, 1,000 µg/mL (1,000 ppm), 125 mL from Spex CertiPrep
Bromide (Br-) Single-Element Ion Anion Standard, 1,000 µg/mL (1,000 ppm), 125 mL from Spex CertiPrep
Dibrom (Naled) AOAC Cannabis Pesticide Standard, 100 µg/mL from Spex CertiPrep
Nickel, 1,000 µg/mL (1,000 ppm) for ICP-MS, 125 mL from Spex CertiPrep