Zolpidem tartrate, 100 µg/ml, Methanol, 1ml Back Catalog number: 680434 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 680418 L-Methionine, 100mg Price on request 15900-1000-10AN10 Coumaphos, 10µg/ml in Acetonitrile, 10ml Price on request S-4502-250-25IO 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