EPA Method 8040A Analytes Mix “A” Back Catalog number: 80421 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S4163UNL-0.05 25-Hydroxyvitamin D3, 50μg/ml, 1ml Price on request 4M177 2,2',3,3',4',5,6-Heptachloro-4-methoxybiphenyl, 1.2ml x 50ug/ml, nonane Price on request 2788.8-100-IO 2-Methoxy-5-methylaniline, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 120-71-8 Price on request