1-Methylnaphthalene-d10 Back Catalog number: 71221 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended EPA-8290STN Native Stock PCDDs and PCDFs, 1.2ml, nonane Price on request 59380 Formic acid Price on request 680575 Thiometon-sulfone, 100 µg/ml, Cyclohexane, 1ml Price on request