1-Methylpyrene, 1000µg/ml in MeChl, 1ml Back Catalog number: 71289 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended C12194800 4,4´-Diamino-3,3´-dimethyldiphenyl methane, certified, 0.1g Price on request DF-IS-I200 Mass-Labelled PCDF Internal Standard Solution, 1.2ml, nonane Price on request 94213 Herbicide Acid Standard Price on request