Agilent HPLC Column Finder

Superficially porous particles deliver sub-2 µm–like efficiency at lower backpressure — ideal for high throughput and easy transfer from ZORBAX methods.

Particle size

1.9–4 µm

Inner diameter

2.1–4.6 mm

Length

30–250 mm

pH range

1–11.5

Recommended starting point for mid-pH method development with superior peak shape for bases, acids, and neutrals on fully porous silica.

Particle size

1.8–5 µm

Inner diameter

2.1–30 mm

Length

30–250 mm

pH range

1–11.5

eXtra Densely Bonded, double-endcapped C18/C8/Phenyl/CN options for robust mid-pH work and long column lifetime across HPLC to prep.

Particle size

1.8–5 µm

Inner diameter

1–9.4 mm

Length

12.5–250 mm

pH range

2–9

Highest acid stability (down to ~pH 1) for aggressive low-pH methods; SB-Aq supports 100% aqueous mobile phases without phase collapse.

Particle size

1.8–5 µm

Inner diameter

1–9.4 mm

Length

15–250 mm

pH range

1–8

Bidentate bonding stable to pH 11.5 — analyze basic compounds as free bases with sharp peaks where mid/low-pH methods fail.

Particle size

1.8–5 µm

Inner diameter

1–9.4 mm

Length

20–250 mm

pH range

2–11.5

Embedded amide linkage gives unique selectivity for polar and basic analytes, with full aqueous compatibility and excellent mid-pH peak shape.

Particle size

1.8–5 µm

Inner diameter

1–9.4 mm

Length

30–250 mm

pH range

2–9

Cost-effective fully porous columns for everyday small-molecule work, with chemistries that scale cleanly into preparative formats.

Particle size

3–10 µm

Inner diameter

2–10 mm

Length

20–300 mm

pH range

2–9

High surface area and carbon load maximize retention and sample capacity — strong choice for high-resolution analysis and bulk purification yield.

Particle size

2.8–10 µm

Inner diameter

2–10 mm

Length

30–250 mm

pH range

0–9

Specialized bonded chemistries (C18-A, amide, ether, NH2, silica) for polar samples and aromatics, with seamless analytical-to-prep scalability.

Particle size

3–10 µm

Inner diameter

2–10 mm

Length

20–300 mm

pH range

0–8

Same ZORBAX selectivity at 21.2 mm ID with 5–7 µm particles — scale methods to gram-level loads without losing resolution.

Particle size

5–7 µm

Inner diameter

21.2–30 mm

Length

50–250 mm

pH range

0–11.5

Fully porous preparative formats for higher loadability and reliable purification when methods already use ZORBAX chemistry.

Particle size

5–10 µm

Inner diameter

4.6–50 mm

Length

50–250 mm

pH range

0–8

InfinityLab prep hardware with ZORBAX phases for predictable scale-up from analytical screening to 21.2–30 mm purification.

Particle size

4–5 µm

Inner diameter

21.2–30 mm

Length

50–250 mm

pH range

1–11

Prep-scale Pursuit XRs with high surface area for maximum loadability per injection — built for bulk small-molecule purification.

Particle size

5 µm

Inner diameter

21.2–30 mm

Length

50–250 mm

pH range

2–9

Pursuit and Polaris chemistries in large diameters (up to 50 mm) for linear scale-up from analytical methods to multi-gram purification.

Particle size

3–10 µm

Inner diameter

21.2–50 mm

Length

50–250 mm

pH range

0–9