Isobutene Back Catalog number: 72431 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 681450 Chlordimeform, 100 µg/ml, Ethyl acetate, 1ml Price on request S-4492-ASS-5HP EN 12916 System Calibration Standards 2 (SCS2) 2 Analytes, each concentration as listed in n-heptane; units: 1x5mL or 5x5mL 3416 FAME (5.12) as Linoleic acid methyl ester (3268.19) 0.4g/100mL 0212.18 Chrysene (5.11) 0.04g/100 Price on request S-4089-ASS-5TX5 PAH/NPD Control Standard S-4089-ASS-5T 26 Analytes, each consentration as listed in toluene; units: 1x1mL, 1x5mL 0711.10 Naphthalene [91-20-3] 500 µg/mL 0713.11 2-Methylnaphthalene [91-57-6] 500 Price on request