Turbidity Standard (400 NTU) Back Catalog number: 54122 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3462.10-K-IO 1-Methylindene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 767-59-9 Price on request 91020 Phenol Price on request 72114 Use Part# 79326 tert-Butyl hydroquinone (TBHQ) Price on request