3,3'-Dichlorobenzidine, 100 µg/ml, Acetonitrile,

Custom Mix of 4-nonyl- and 4-t-octylphenol 2044.15 4-Nonylphenol (mix of isomers) 350 ng/mL 1446.14 4-tert-Octylphenol 300ng/mL

2,2-Bis(4-hydroxyphenyl)propane, 1.2ml x 50ug/ml, methanol

Pesticide Standard