Amoxicillin-d4 (Major), 1mg Back Catalog number: A634238 Manufacturer: TORONTO RESEARCH CHEMICALS Availability: In the manufacturer's stock Price on request - + Recommended DF-IS-H40 Mass-Labelled PCDF Internal Standard Solution, 1.2ml, nonane Price on request 43029 Complete Set Of GC/MS Calibration Mixes Price on request 0226.24-100-T Coronene, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 191-07-1 Price on request