Benefin Back Catalog number: 70545 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0728.12-K-IO 2,3-Dimethylnaphthalene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 581-40-8 Price on request 678272 Chlorbenside, 100 µg/ml, Acetonitrile, 5ml Price on request 72507 1,5-Pentamethylenetetrazole Price on request