Mass-Labelled PCDD/PCDF Solution/Mixture, 1.2ml, nonane

Methyl ursolate, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 32208-45-0

Methanol QC Reference Mixture II 10 Analytes, each 200 ppm in 99.9 % methanol; units: 1x10mL, 5x10mL Chiron No. Name Chiron No. Name 1381.2Methyl formate 1370.5 3-Pentanone 1377.4 2-Butanol

Oxymatrine-d3, 1mg