2,3,5,6-Tetrachloroterephthalic acid Back Catalog number: 98181 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 8217.13-K-AN n-Hexanal-PFBOA derivative, 1000µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. Price on request 1805.12-K-IO 2,2',5,5'-Tetrachlorobenzidine, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 15721-02-5 Price on request TFA Trifluoroacetic acid, 50µg/ml in MeOH, 1,2ml Price on request