EPA Method 8330 Analyte Back Catalog number: 79070 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1728.15-K-IO 3-Methoxyphenanthrene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 835-06-3 Price on request 673073 Doxepin hydrochloride, 100mg Price on request 11690.12-100-IO 2,2',4,6'-Tetrachlorobiphenyl,100 µg/mL,isooctane,1mL, Price on request