Salinity Standard Back Catalog number: 50814 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0857.20-50-IO C20 Triaromatic sterane, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 81943-50-2 Price on request 0700.13-500-IO 1,2,3-Trimethylnaphthalene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 879-12-9 Price on request C521002 Citric Acid-2,2,4,4-d4, 10mg Price on request