Instrument Standard 5 Back Catalog number: 52081 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 675478 Acequinocyl-hydroxy, 100 µg/ml, Acetonitrile, 1m Price on request 676092 Gestodene, 10mg Price on request 678451 Pentachloroaniline, 100 µg/ml, Acetonitrile, 5ml Price on request