Prallethrin (mix of isomers), 1,000 µg/mL
Supplier Page from Spex CertiPrep for Prallethrin (mix of isomers), 1,000 µg/mL
LPC Standard without Mercury for AA & ICP, 500 mL from Spex CertiPrep
pH 2 Certified Buffer Standard, 2 SI Units, 500 mL from Spex CertiPrep
Potassium, 1,000 µg/mL (1,000 ppm) for ICP-MS, 125 mL from Spex CertiPrep
Sulfate (SO4)-2 Single-Element Ion Anion Standard, 1,000 µg/mL (1,000 ppm), 125 mL from Spex CertiPrep