Internal Standard for AB SIM Back Catalog number: 94516 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0040.16-200-T Benzo[b]naphtho[2,1-d]furan, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 239-30-5 Price on request 673379 Methomyl, 100 µg/ml, Acetonitrile, 5ml Price on request 2751.8-1ML Acetophenone, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 98-86-2 Price on request