Anion Mix EPA Method 300.0

pH 4.01 buffer solution (box of 25x20mL sachet)

Hexyl 2-ethylhexyl phthalate (isomer mixture), 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 75673-16-4 (CAS of single isomer)

2,4-DB, 100 µg/ml, Acetonitrile, 1ml