Method 1640 Tuning Standard Back Catalog number: 53147 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended D232950 5’-Deoxy-5-fluoro Cytidine, 250mg Price on request 82501 EPA Method 8250Mix #9 Price on request P-831S-CN Iprovalicarb, 100µg/ml in Acetonitrile, 1ml Price on request