Turbidity Standard (400 NTU) Back Catalog number: 54122 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 91983 IS Mix 01 - Sequoia Price on request 1355.2-K-ME 1,2-Dichloroethane,1000 µg/mL,MeOH,1mL, Price on request 9936.15-100-IO Hexylcinnamic aldehyde (purified), 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 101-86-0 Price on request