Stability

HPLC Columns for Long-Term Method Consistency and Chemical Robustness

The Stability column category includes specialized HPLC columns designed for long-term chemical and mechanical stability, even under aggressive mobile phase conditions or extended routine use. These columns feature high-purity silica or polymer-based matrices, often with pH-stable bonding technologies, making them ideal for validated methods, pharmaceutical QC, and stability-indicating assays.

Whether under low-pH, high-pH, or temperature-stressed conditions, Stability columns ensure reproducible retention, robust peak shape, and extended column lifetime—key factors in regulatory and GMP-compliant workflows.

Stability columns provide dependable performance under demanding conditions – the reliable foundation for durable, validated, and routine HPLC analysis.

Specifications

Particle Sizes 1.5 – 10 µm
Phases/Modifications C18, C30
Pore Sizes 100 Å, 120 Å, 300 Å
Surface Areas 100 m²/g, 350 m²/g

Key Features:

  • High-purity silica or polymer-based column formats

  • Stable bonding chemistries for broad pH tolerance (e.g. pH 1–12)

  • Reproducible performance over time and across lots

  • Ideal for long-term QC and validated HPLC methods

  • Manufactured under strict quality standards by Dr. Maisch HPLC GmbH

Typical Applications:

  • Stability-indicating HPLC in pharmaceutical development

  • Long-term method validation and routine QC

  • Challenging separations involving acidic or basic eluents

  • GMP-compliant workflows requiring consistent column performance

Products

Name Particle Sizes Carbon Load Pore Size
Stability ABZ-Amid-C18 3 – 5 µm
Stability Basic-C18 3 µm
Stability Polyamin 3 – 5 µm 300 Å
Stability 100 Amid-C16 3 – 5 µm 100 Å
Stability 100 Amid-C18 3 – 5 µm 100 Å
Stability 100 Amid-C25 5 µm 100 Å
Stability 100 BS-C13 5 µm 100 Å
Stability 100 BS-C17 3 – 10 µm 100 Å
Stability 100 BS-C23 5 µm 100 Å
Stability 100 C30 3 – 10 µm 100 Å
Stability 100 C30-m 5 µm 100 Å
Stability 100 C30-NE 5 µm 100 Å
Stability 100 Polyamin-2 3 – 10 µm 100 Å
Stability 120 Amid-C12 1.5 – 5 µm 120 Å
Stability 120 BS-C23 1.5 – 5 µm 120 Å
Stability 120 BS-C23-e 5 µm 120 Å
Stability 300 BS-C23 5 µm 300 Å
Stability 300 Polyamin-2 3 – 10 µm 300 Å
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