Trichloroacetic acid (TCA), 100µg/ml in MTBE, 5ml

4-(Methylsulfonyl)-2-nitrobenzoic acid, 100mg

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

1,1,1-Trichloroethane (stabilized with 5% 1,4-dioxane), 93.5%, in ampoule,neat,neat,50mg,