Internal/Injection Standards, 1.2ml, toluene Back Catalog number: BFR-ISS Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 16000-0065-100ME5 N-Nitroso-N-ethylaniline, 100μg/ml in MeOH, 5ml Price on request S-4502-10K-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 14500-0020-10AN10 Acenaphthylene, 10µg/ml in Acetonitrile, 10ml 790,00 Kč