Diclofenac sodium, 100 µg/ml, Methanol, 1ml

EPA Method 502/524 High Conc VOC Mix #7, 2000µg/ml in MeOH,1ml

2,3,3',4,5,6-Hexachlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 41411-62-5

Benzalkonium chloride, 100µg/ml in AL, 5ml