EPA Method 602/8020 Back Catalog number: 19197 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended H946342 rac 4-Hydroxy-3-methoxyphenylethylene Glycol-d3, 2,5mg Price on request 4M162 2,3,3',4',5,5'-Hexachloro-4-methoxybiphenyl, 1.2ml x 50ug/ml, nonane Price on request MD5CWDS PCDD Window Defining Mixture for DB5/BP5/HP2/Rtx-5/SPB-5, 1.2mL, nonane Price on request