2,3,5,6-Tetrachloroterephthalic acid Back Catalog number: 83591 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 10626.12-50-T 1,2,3,7,8-Pentachlorodibenzo-p-dioxin Price on request DF-IS-E Mass-Labelled PCDF Internal Standard Solution, 1.2ml, nonane Price on request 2861.7-50-ME 1H,1H,7H-Perfluoroheptan-1-ol , 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 335-99-9 Price on request