Semi-Volatile Mix Back Catalog number: 96821 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 19072 CLP - Base/Neutral Matrix Spiking Solution Price on request 72126 Chloramphenicol Price on request 4H172 2,2',3,3',4',5,5'-Heptachloro-4-biphenylol, 1.2ml x 50ug/ml, nonane Price on request