Method 1640 Tuning Standard Back Catalog number: 53147 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended M2PFOA Perfluoro-n-[1,2-13C2]octanoic acid, 50µg/ml in MeOH, 1,2ml Price on request XA11859500CY gamma-Cyhalothrin, 100µg/ml in Cyclohexane, 1ml Price on request 54260 Minerals Price on request