4-Methylvaleric acid, 250mg

2-Hydroxyibuprofen, 100 µg/ml, Acetonitrile, 1ml

Organotin Standard Mixture 7 -Tin Ethyl Derivatives 5x1mL 1000 µg/mL in isooctane (basert on total mass) Mono-n-butyl triethyltin 2119.10 Dibutyl diethyltin 2120.12 Ethyltributyltin 1886.14Monophenyl triethyltin 2118.12 Diphenyl diethyltin 2117.6

Ethylbenzene