Tetrachloro-m-xylene Internal Standard Back Catalog number: 98096 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 680858 D4-1,4-Dichlorobenzene, 100 µg/ml, Methanol, 1ml Price on request 682079 2,4,5-Trimethylaniline, 100 µg/ml, Methanol, 5ml Price on request DF-ST-A Native PCDD/PCDF Solution/Mixture, 1.2ml, nonane Price on request