1-(3,4-Dichlorophenyl)-3-methylurea, 10.0 µg/ml,

Clindamycin-HCl, 100µg/ml in Acetonitrile, 5ml

Hexadecyltrimethylammonium Bromide, >98%, 25g

2,2',4,4',6,6'-Hexachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane