D5-Chlorobenzene, 10.0 µg/ml, Methanol, 10ml

EPA Method 353.2 Nitrate + Nitrite

Dibenz[a,h]anthracene-d14, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 13250-98-1

2,3,6-Trichlorobiphenylene, 1.2ml x 1x10-4M, dimethylsulfoxide