TDCP, 100µg/ml in Toluene, 1ml

Diisopropylnaphthalene (mixture of isomers), certified, 0.1g

EPA Method 608.3 DCB/TCMX Surrogate Mixture, 200µg/mL in Acetone, 1ml

1,4-Dichlorobenzene, 100 µg/ml, Methanol, 5ml