CLP Tuning Standard Back Catalog number: 52156 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 61209 Methanol 99.9% Price on request 684313 D6-N-Nitrosodimethylamine, 100 µg/ml, Acetonitril Price on request 684367 Diflufenican, 100 µg/ml, Acetonitrile, 5ml Price on request