Aroclor 1221 in Transformer Oil Back Catalog number: 61221 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4067-1MX10 PIONA Mixture 3, C5-C25 Hydrocarbons C5-C25, 1ml neat, n-paraffins, isoparaffins, naphthenes, and aromatics. Prod.no. Compound CAS no. Purity Weight % 8030.5 Isopentane Price on request S-4007-ASS-AC PAH/NPD Stock Solution 21 Analytes, each concentration as listed in acetone; units: 1x1mL, 5x1mL 0711.10 Naphthalene [91-20-3] 1.86 µg/mL 0713.11 2-Methylnaphthalene [91-57-6] Price on request MBP-77 3,3',4,4'-Tetrachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane Price on request