EPA Method 8260B Purgeable Internal Standard Back Catalog number: 28013 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 93127 NCGSI Standard Price on request 673592 Fenpropathrin, 100 µg/ml, Ethyl acetate, 5ml Price on request 674840 Tebufenpyrad, 100mg Price on request