EPA Method 537 Analyte Primary Dilution Standard, 2000ng/ml in MeOH, 1,2ml

Acetaminophene-d4 (Paracetamol-d4), 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 64315-36-2

Pentachlorobenzene

Mix of 4-Nonyl-& 4-t-Octylphenols ethoxylates, in Acetone, 1ml