4,4'-DDT (ring-13C12,99%) 100 µg/mL in Nonane, 1,2ml Back Catalog number: CLM-1281-1.2 Availability: In the manufacturer's stock Price on request - + Recommended DF-LCS-C Mass-Labelled PCDD/PCDF Solution/Mixture, 1.2ml, nonane Price on request 10371.8-25MG Valproic acid-d6 Price on request S-4434-100-4.5DC Methylhydrocarbons Mixture C5-C8 (+phytane/pristane) 13 Analytes, each 100 µg/mL in dichloromethane; unit: 1x4.5mL Certan® bottle Chiron No. Compound CAS No. 1231.5 2-Methylbutane [78-78-4] 1235.6 2-Methylpentane [10 Price on request