2-Chloroethyl vinyl ether

Decabromo[13C12]diphenyl ether, 25µg/ml in Toluene, 1,2ml

4-Nonylphenol-mono-ethoxylate, 10µg/ml in Acetone, 1ml

2H-benzimidazole-2-thione, 1,3-di-hydro-4(or 5)-methyl