Turbidity (100 NTU) Back Catalog number: 50639 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 685905 D8-2,4'-DDT, 5mg Price on request BB-80 3,3',5,5'-Tetrabromobiphenyl, 1.2ml x 50ug/ml, nonane Price on request 1089.22-K-TX5 Benzo[ghi]perylene-d12, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-5, Cas.no. 93951-66-7 Price on request