EPA Method 625 Base/Neutrals Mix #3 Back Catalog number: 19116 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 679450 Metolachlor, 100 µg/ml, Methanol, 1ml Price on request S-4502-1-25IO Phosphorous Standards Phosphorus in Isooctane Tri-n-butylphosphate, 99+% (Chiron product nr. 1399.19) CAS [126-73-8] Matrix: Isooctane , 20cSt Units: 1x25mL, 1x100mL Isooctane Price on request 675340 Metrafenone, 100 µg/ml, Acetonitrile, 5ml Price on request