EPA Method 548 Analyte Back Catalog number: 30147 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0132.30-100-IO 17 alpha(H),21ß(H)-Hopane, 100µg/mL in Isooctane, 1ml Price on request 12061.14-100-NN Phenanthrene-13C6,100 µg/mL,n-nonane,1mL Price on request 1434.12-K-ME 2,6-Diisopropylphenol Price on request