# 5 % Diphenyl - 95 % Dimethylpolysiloxane — GC column stationary phase cross-reference by manufacturer

For 5 % Diphenyl - 95 % Dimethylpolysiloxane, usp g-code(s) is G27, G36; agilent equivalents is HP-5ms, HP-5ms UI, CP Sil 8 CB Low Bleed/MS; restek equivalents is Rxi-5ms, Rtx-5ms; phenomenex equivalents is ZB-5ms; supelco/merck equivalents is Equity-5, recorded from its source on 2026-08-15.

- **Phase chemistry:** 5 % Diphenyl - 95 % Dimethylpolysiloxane _(verified: appears in the quote below)_
- **USP G-code(s):** G27, G36 _(verified: appears in the quote below)_
- **Agilent equivalents:** HP-5ms, HP-5ms UI, CP Sil 8 CB Low Bleed/MS _(verified: appears in the quote below)_
- **Restek equivalents:** Rxi-5ms, Rtx-5ms
- **Phenomenex equivalents:** ZB-5ms _(verified: appears in the quote below)_
- **Supelco/Merck equivalents:** Equity-5 _(verified: appears in the quote below)_
- **Thermo Fisher equivalents:** TR-5 _(verified: appears in the quote below)_
- **SGE/Trajan equivalents:** BPX5 _(verified: appears in the quote below)_
- **Quadrex equivalents:** 007-5 _(verified: appears in the quote below)_
- **Macherey-Nagel equivalents:** Optima-5 _(per glsciencesinc.com, not stated by the source above)_

## What the source says

> InertCap 5MS/NP G27, G36 5 % Diphenyl - 95 % Dimethylpolysiloxane HP-5ms, HP-5ms UI, CP Sil 8 CB Low Bleed/MS Rxi-5ms Rtx-5ms BPX5 ZB-5ms TR-5 Equity-5 ENV-5MS 007-5 AT-5ms Elite-5ms DA-5MS AB-5MS

## Sources disagree

More than one authority states this, and they do not state the same
thing. Both are reproduced with the source each came from.

### Agilent equivalents

glsciencesinc.com says agilent equivalents is **HP-5ms, HP-5ms UI, CP Sil 8 CB Low Bleed/MS**, as of 2026-08-15.

> InertCap 5MS/NP G27, G36 5 % Diphenyl - 95 % Dimethylpolysiloxane HP-5ms, HP-5ms UI, CP Sil 8 CB Low Bleed/MS Rxi-5ms Rtx-5ms BPX5 ZB-5ms TR-5 Equity-5 ENV-5MS 007-5 AT-5ms Elite-5ms DA-5MS AB-5MS

Source: https://www.glsciencesinc.com/gc-column-equivalent-list-comparison-chart-agilent-restek-phenomenex

glsciencesinc.com says agilent equivalents is **DB-5, HP-5, ULTRA-2, CP Sil 8 CB**, as of 2026-08-15.

> InertCap 5 G27, G36 5 % Diphenyl - 95 % Dimethylpolysiloxane DB-5, HP-5, ULTRA-2, CP Sil 8 CB Rtx-5 BP5 ZB-5 TR-5 SPB-5 HR-52 UA + -5 007-5 VB-5 MEGA-5 Optima-5 AT-5 Elite-5 DA-5 AB-5

Source: https://www.glsciencesinc.com/gc-column-equivalent-list-comparison-chart-agilent-restek-phenomenex


### Restek equivalents

glsciencesinc.com says restek equivalents is **Rxi-5ms, Rtx-5ms**, as of 2026-08-15.

> InertCap 5MS/NP G27, G36 5 % Diphenyl - 95 % Dimethylpolysiloxane HP-5ms, HP-5ms UI, CP Sil 8 CB Low Bleed/MS Rxi-5ms Rtx-5ms BPX5 ZB-5ms TR-5 Equity-5 ENV-5MS 007-5 AT-5ms Elite-5ms DA-5MS AB-5MS

Source: https://www.glsciencesinc.com/gc-column-equivalent-list-comparison-chart-agilent-restek-phenomenex

glsciencesinc.com says restek equivalents is **Rtx-5**, as of 2026-08-15.

> InertCap 5 G27, G36 5 % Diphenyl - 95 % Dimethylpolysiloxane DB-5, HP-5, ULTRA-2, CP Sil 8 CB Rtx-5 BP5 ZB-5 TR-5 SPB-5 HR-52 UA + -5 007-5 VB-5 MEGA-5 Optima-5 AT-5 Elite-5 DA-5 AB-5

Source: https://www.glsciencesinc.com/gc-column-equivalent-list-comparison-chart-agilent-restek-phenomenex


### Phenomenex equivalents

glsciencesinc.com says phenomenex equivalents is **ZB-5ms**, as of 2026-08-15.

> InertCap 5MS/NP G27, G36 5 % Diphenyl - 95 % Dimethylpolysiloxane HP-5ms, HP-5ms UI, CP Sil 8 CB Low Bleed/MS Rxi-5ms Rtx-5ms BPX5 ZB-5ms TR-5 Equity-5 ENV-5MS 007-5 AT-5ms Elite-5ms DA-5MS AB-5MS

Source: https://www.glsciencesinc.com/gc-column-equivalent-list-comparison-chart-agilent-restek-phenomenex

glsciencesinc.com says phenomenex equivalents is **ZB-5**, as of 2026-08-15.

> InertCap 5 G27, G36 5 % Diphenyl - 95 % Dimethylpolysiloxane DB-5, HP-5, ULTRA-2, CP Sil 8 CB Rtx-5 BP5 ZB-5 TR-5 SPB-5 HR-52 UA + -5 007-5 VB-5 MEGA-5 Optima-5 AT-5 Elite-5 DA-5 AB-5

Source: https://www.glsciencesinc.com/gc-column-equivalent-list-comparison-chart-agilent-restek-phenomenex


### Supelco/Merck equivalents

glsciencesinc.com says supelco/merck equivalents is **Equity-5**, as of 2026-08-15.

> InertCap 5MS/NP G27, G36 5 % Diphenyl - 95 % Dimethylpolysiloxane HP-5ms, HP-5ms UI, CP Sil 8 CB Low Bleed/MS Rxi-5ms Rtx-5ms BPX5 ZB-5ms TR-5 Equity-5 ENV-5MS 007-5 AT-5ms Elite-5ms DA-5MS AB-5MS

Source: https://www.glsciencesinc.com/gc-column-equivalent-list-comparison-chart-agilent-restek-phenomenex

glsciencesinc.com says supelco/merck equivalents is **SPB-5**, as of 2026-08-15.

> InertCap 5 G27, G36 5 % Diphenyl - 95 % Dimethylpolysiloxane DB-5, HP-5, ULTRA-2, CP Sil 8 CB Rtx-5 BP5 ZB-5 TR-5 SPB-5 HR-52 UA + -5 007-5 VB-5 MEGA-5 Optima-5 AT-5 Elite-5 DA-5 AB-5

Source: https://www.glsciencesinc.com/gc-column-equivalent-list-comparison-chart-agilent-restek-phenomenex


### SGE/Trajan equivalents

glsciencesinc.com says sge/trajan equivalents is **BPX5**, as of 2026-08-15.

> InertCap 5MS/NP G27, G36 5 % Diphenyl - 95 % Dimethylpolysiloxane HP-5ms, HP-5ms UI, CP Sil 8 CB Low Bleed/MS Rxi-5ms Rtx-5ms BPX5 ZB-5ms TR-5 Equity-5 ENV-5MS 007-5 AT-5ms Elite-5ms DA-5MS AB-5MS

Source: https://www.glsciencesinc.com/gc-column-equivalent-list-comparison-chart-agilent-restek-phenomenex

glsciencesinc.com says sge/trajan equivalents is **BP5**, as of 2026-08-15.

> InertCap 5 G27, G36 5 % Diphenyl - 95 % Dimethylpolysiloxane DB-5, HP-5, ULTRA-2, CP Sil 8 CB Rtx-5 BP5 ZB-5 TR-5 SPB-5 HR-52 UA + -5 007-5 VB-5 MEGA-5 Optima-5 AT-5 Elite-5 DA-5 AB-5

Source: https://www.glsciencesinc.com/gc-column-equivalent-list-comparison-chart-agilent-restek-phenomenex


## Source

- https://www.glsciencesinc.com/gc-column-equivalent-list-comparison-chart-agilent-restek-phenomenex

Last verified: 2026-08-15. Review by: 2027-08-15.
Part of [GC column stationary phase cross-reference by manufacturer](https://referencesource.org/lab-instrument-consumables-equivalence/).