Calibration Std. #2 Back Catalog number: 59967X Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11921.9-K-ME (-)-Captopril,1000 µg/mL,MeOH,1mL, Price on request 681823 Dimethyldioctylammonium bromide, 100 µg/ml, Aceto Price on request 63155 2,2’,4,4’,6,6’-Hexachlorobiphenyl (155) Price on request