EPA Method 300.0 Anions Mix A

Dibenzothiophene-d8, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 33262-29-2

Tetra-n-octyltin, 100mg

Hexyl 2-ethylhexyl phthalate (isomer mixture), neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 75673-16-4 (CAS of single isomer)