0.020 N Sodium Hydroxide Back Catalog number: 50297 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2IPPDPP 2-Isopropylphenyl diphenyl phosphate, 1.2ml x 50ug/ml, toluene Price on request 24P-DDD 1,1-Dichloro-2-(2-chlorophenyl)-2-(4-chlorophenyl)ethane, 1.2mL x 100ug/mL, nonane Price on request 676873 6-Methylchrysene, 100 µg/ml, Acetonitrile, 5ml Price on request