Turbidity Standard (1.0 NTU) Back Catalog number: 59290 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended H105002-1MG Harman-13C2,15N, 1mg Price on request S-4099-100MG Imbentin-N/060 (n = 2-9) 100mg S-4099 Nonylphenol with 6mol ethyleneoxide Price on request 678278 Chlorthiophos, 100 µg/ml, Acetonitrile, 5ml Price on request