Methyl cis-11,14-eicosadienoate C20:2, 10mg/ml in Heptane, 1ml

Promethazine-D3 HCl, 0.1mg/ml in Dimethyl Sulfoxide, 1ml

EPA Method 515.1 - Performance Check Solution

2,2',3',4,4',5,5'-Heptachloro-3-biphenylol, 1.2ml x 50ug/ml, nonane