L(+)Lactic acid

Organotin Standard Mixture 10 - Tin Ethyl Derivatives, 13 compounds 1x1mL 1000 µg/mL in isooctan1 (based on total mass) Mono-n-butyl triethyltin Dibutyl diethyltin Ethyltributyltin Monophenyl triethyltin Diphenyl diethyltin Ethyltriphenyltin Mono-n

Mass-Labelled PCDD/PCDF Internal Standard Solution, 1.2ml, nonane

n-Heptane, neat, Solvent-neat, Unit 10mL, # of units-1, Cas.no. 142-82-5