Purospher RP18 Endcapped · Sigma-Aldrich / Merck

For Purospher RP18 Endcapped · Sigma-Aldrich / Merck, original column's brand is Sigma-Aldrich / Merck; original column name is Purospher RP18 Endcapped; gl sciences direct replacement is InertSustain C18; gl sciences alternative is InertSustain C18, recorded from its source on 2026-08-31.

Values marked our reading are our classification of what the source says — the source does not print them in those words. The quote below is the evidence for each one; judge it yourself.

What the source says

Purospher RP18 Endcapped | InertSustain C18 View App Notes | InertSustain C18 View App Notes |

— glsciencesinc.com, retrieved 2026-08-31

Where each value comes from

The value above is stated away from the sentence quoted with the answer, so the passage that states it is shown here too.

— all from glsciencesinc.com, retrieved 2026-08-31

Source

• glsciencesinc.comhttps://www.glsciencesinc.com/hplc-column-equivalents

Last verified against source: 2026-08-31. Due for re-check by 2027-08-31. This page as Markdown · OKF bundle · full dataset as JSON.