EPA Method 8040A Analytes Mix “A” Back Catalog number: 80421 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended NG-S31-1G Sodium laurate, 1g Price on request 97487 Phthalate Standard Price on request 11684.12-100-IO 2,2',3,4-Tetrachlorobiphenyl,100 µg/mL,isooctane,1mL, Price on request