Pyrene Back Catalog number: 94004 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 50639 Turbidity (100 NTU) Price on request 8346.27-1G Patent Blue VF, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 129-17-9 Price on request 66153 2,2’,4,4’,5,5’-Hexachlorobiphenyl (153) Price on request