Atrazine-2-hydroxy D5, 100µg/mL in MeOH, 1,1ml

Arochlor 1221 , 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 11104-28-2

Phthalic acid

Phosphate (PO43-) as P