EPA Method 502/524 Surrogate Standard #1 Back Catalog number: 30070 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 8885.24-10MG Bis(2-ethylhexyl)tetrabromophthalate Price on request H946330 4-Hydroxy-3-methoxymandelic Acid, 100mg Price on request DPE-3 4-Chlorodiphenyl ether, 1.2ml x 50ug/ml, nonane Price on request