WS PCB Back Catalog number: 38034 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1348.20-100-TX10 Benzo[b]fluoranthene-d12, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-10, Cas.no. 93951-98-5 Price on request 682239 2-Mercaptobenzothiazole, 1000mg Price on request 677933 2,4,5-T-methyl ester, 10 µg/ml, Acetonitrile, 10 Price on request