Allopurinol, 100µg/ml in Acetonitrile, 5ml Back Catalog number: 18000-0037-100AN5 Manufacturer: NEOCHEMA Availability: In the manufacturer's stock Price on request - + Recommended 0179.17-500-IO 2-n-Pentyldibenzothiophene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 147793-32-3 Price on request S-4724-100-NN Mix of deuterated PCBs (28,52,101), 100µg/ml in Nonane, 1ml Price on request (8461.12) Volaton Price on request