Caffeine

3,4,4'-Tribromobiphenyl, 1.2ml x 50ug/ml, nonane

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

Ethanol standard in water,1.1g/L,water, 1.5mL