1,2,4-Trimethylbenzene Back Catalog number: 31491 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4502-750-25IO 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 677509 D10-Carbamazepine, 100 µg/ml, Methanol, 1ml Price on request 30055 EPA Method 552 Internal Standard Price on request