1,2,4,5-Tetrachlorobenzene Back Catalog number: 34571 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended EPA-537PDS-R1 EPA Method 537 Analyte Primary Dilution Standard (branched/linear mix), 1.2ml, methanol Price on request 681247 Methylparaben, 100 µg/ml, Acetonitrile, 5ml Price on request 93924 EPA Method 515 Herbicide Acids Price on request