Instrument Standard 1 Back Catalog number: 52077 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 4PM120 2,3',4,5,5'-Pentachloro-4'-methoxybiphenyl, 1.2ml x 50ug/ml, nonane Price on request 93294 Urea Stock Solution Price on request 10580.39-1MM-CF Phosphatidylethanol sodium salt,1 millimol free acid (723.5 µg/mL),chloroform,1mL Price on request