TCLP - Base/Neutrals Back Catalog number: 19407 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 675255 3,5-Dinitrobenzoic acid, 100 µg/ml, Acetonitrile, Price on request 674749 1,2,4,5-Tetrachlorobenzene, 250mg Price on request NK-ST-B4 Native PCDD/PCDF Solution/Mixture, 1.2ml, nonane Price on request