Herbicides Mix #2 - Free Acids

2,2',3,4,4',5-Hexachlorobiphenyl, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 35694-06-5

4-Nitrobiphenyl, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 92-93-3

4-n-Nonylphenol-2,3,5,6-d4, 100µg/ml in MeOH, 5ml