Fenvalerate, 10.0 µg/ml, Ethyl acetate, 10ml

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

C29 Ring-C Monoaromatic sterane (5ß(H),10ß(CH3)/5 alpha(H),10 alpha(CH3)), 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 205176-21-2 / 81943-51-3

1,2,3,6,7,8-Hexachloronaphthalene, 1.2mL x 50ug/mL, nonane