EPA Method 500 Series Internal Standard #5 Back Catalog number: 30004 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 9278.24-100-ME Lovastatin, 100µg/ml in MeOH, 1ml Price on request 673600 Fluazifop-butyl, 100 µg/ml, Ethyl acetate, 5ml Price on request 0171.18-500-IO 1-Phenyldibenzofuran, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 63317-69-13 Price on request