EPA Method 531.1 Individual Analytes Back Catalog number: 30041 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 59249 Method 6020Mix A Price on request DF-1247-S 1,2,4,7-Tetrachlorodibenzofuran, 1.2ml x 50ug/ml, nonane Price on request 9692.24-1G Tetraphenyltin, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 595-90-4 Price on request