EPA Method 8260B Purgeable Internal Standard Back Catalog number: 28013 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3326.10-100 Cadusafos, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 95465-99-9 Price on request U-PST-1525M100C15 Methiocarb, 100µg/ml in MeOH, 1,5ml Price on request M373550 Mitragynine, 1mg Price on request