pH 5.0 Standard @ 25°C Back Catalog number: 59577 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3307.19-K-IO Methyl octadecadienoate (9,11 + 10,12 c+tr) , 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. Price on request 673117 DL-alpha-Tocopherol acetate, 500mg Price on request 673995 Nitrofen, 10.0 µg/ml, Acetonitrile, 10ml Price on request