4,4'-DDE, 100mg

Caffeine

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

3,4-Dimethylthiophene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 632-15-5