Turbidity Standard (100 NTU) Back Catalog number: 50385 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended C16709700 Quinoline Yellow, certified, 0.25g Price on request 2906.12-100-IO 2,2',3,5',6-Pentachlorobiphenyl, 100µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 38379-99-6 Price on request 54116 Acetic Acid (C2H4O2), 1000µg/mL in Water, 100ml Price on request