Method 1640Mix A Back Catalog number: 53146 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 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 10612.14-1MG Efavirenz-13C6 Price on request 92130 Glycol Mix #1 Price on request