QC Check Sample Back Catalog number: 59528 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2553.6-K-ME 2-Ethoxyethyl acetate,1000 µg/mL,MeOH,1mL Price on request 53320 EPA Method 300.0 Anions Price on request 677441 Spirotetramat-enol-glucoside, 100 µg/ml, Acetonit Price on request