2,4-DB-methyl ester, 250mg

ICP-MS Tuning Standard 2

1,1,5,6-Tetramethylindan, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 941-60-6

Metribuzin-desamino-diketo, 100µg/mL in Acetonitrile, 1ml