Method 1640 Tuning Standard Back Catalog number: 52147 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 679572 N-Acetyl glyphosate, 10mg Price on request 94842 Acids Calibration Level 5 Price on request 3249.18-K-IO 10-trans,12-cis-Octadecadienoic acid (10tr), 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 2420-56-6 Price on request