Calibration Standard Mix 4 Back Catalog number: 53013 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 682210 4-Phenylphenol, 100 µg/ml, Acetonitrile, 5ml Price on request MOPCB-3006S 4-Methoxy-2',4',6'-trichlorobiphenyl, 100µg/ml in IO, 1ml Price on request 70462 1,3-Dimethyl-2-nitrobenzene Price on request