Silicon (Si) Back Catalog number: 56114 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 8844.10-K-IO 2-Isobutyl-3,5-dimethylpyrazine and 2-isobutyl-3,6-dimethylpyrazine, Isomer mixture, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-, Cas.no. Price on request MPFAC-24ES Mass-Labelled PFAS Extraction Standard, 1000ng/ml in MeOH, 1,2ml Price on request S-4598-100-MEX5 Custom Mix trimethyl phenols Each 100µg/mL in methanol 9349.9 2,4,5-Trimethylphenokl 1413.9 2,3,6-Trimethylphenol 1362.9 2,4,6-Trimethylphenol Price on request