Turbidity Standard (1.0 NTU) Back Catalog number: 59290 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2494.13-K-IO Mono-n-heptyltriethyltin, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 51283-39-7 Price on request 3232.20-K-IO 11-cis-Eicosenoic acid , 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 5561-99-9 Price on request 676810 Triazamate, 10.0 µg/ml, Cyclohexane, 10ml Price on request