EPA Method 525 - Perchlorinates Back Catalog number: 31029 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended DF-123467-S 1,2,3,4,6,7-Hexachlorodibenzofuran, 1.2ml x 50ug/ml, nonane Price on request MDF-0 [13C12]Dibenzofuran, 1.2ml x 50ug/ml, toluene Price on request 679126 Pinoxaden M2 NOA 407854, 10mg Price on request