Wisconsin DNR GRO Standard Back Catalog number: 90379 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 8356.12-5MG 2,3,3',5,6-Pentachlorobiphenyl, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. 74472-36-9 Price on request 0014.16-100-T 1,6-Dinitropyrene, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 42397-64-8 Price on request 673277 Ethirimol, 100 µg/ml, Acetonitrile, 5ml Price on request