The Rtx-5MS GC column from Restek is engineered for laboratories requiring reproducible performance and minimal background noise in mass-spectrometry detection. Its Crossbond® 5% diphenyl / 95% dimethyl polysiloxane phase offers excellent inertness and consistent analyte recovery, making it a top choice for methods targeting semivolatiles, pesticides, hydrocarbon profiles, PCBs, pharmaceuticals, and residual solvents.
Key Features & Benefits
- Designed for high-sensitivity GC/MS workflows
- Ultra-low bleed for long-term MS stability
- Temperature range: –60 °C to 350 °C max
- Phase equivalent to USP G27 and G36
- Polarity identical to Rtx-5, but with significantly reduced bleed
Technical Specifications
- Catalog No.: 12623
- Phase: Rtx-5MS (low-polarity Crossbond diphenyl dimethyl polysiloxane)
- Length: 30 m
- ID: 0.25 mm
- Film Thickness: 0.25 µm
- Temperature Limits: –60 to 330/350 °C
- Similar Phases: DB-5, DB-5MS, HP-5, HP-5MS, CP-Sil 8 CB, ZB-5, ZB-5MS, SPB-5
- Comparable To: Agilent 19091S-433; Scion/Bruker/Varian CP5860
