4-Nonylphenol, mixture of isomers, "Type C"

3-Phenoxybenzaldehyde-d5, 2,5mg

2,2',6,6'-Tetrachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane

Ethidimuron, 100 µg/ml, Acetonitrile, 5ml