Thorium (Th) Back Catalog number: 58090 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4345-10-DCX5 PAH/PCB Internal Standard Mix 3 0711,10 Naphthalene 0002,12 Acenaphthylene 0732,12 Acenaphthene 0217,13 Fluorene 0816,14 Phenanthrene 1049,14 Anthracene 0260,16 Fluoranthene 0235,16 Pyrene 0201,18 Benz[a]anthracene 0212,18 Chrysene 0274,24 Price on request 73210 3-Methylquinoline Price on request 11761.12-10-IO 2,2',3,4,4',5,6-Heptachlorobiphenyl ,100 µg/mL,isooctane,1mL, Price on request