MENU

ISO Publishes ISO/TS 4966:2026: International Technical Specification for Nanoporous Silica Particle Characterization in Liquid Chromatography

ISO Switzerland
Overview
The International Organization for Standardization (ISO) has released ISO/TS 4966:2026, a new international technical specification for the characteristics and measurement methods of nanoporous silica particles used as stationary phases in liquid chromatography. This standard aims to standardize the quality and performance of silica nanomaterials, thereby enhancing reliability and reproducibility in analytical chemistry. It marks a significant step in establishing evaluation criteria for nanomaterials in chromatographic applications.
In Depth

Key Findings

The International Organization for Standardization (ISO) has formally published ISO/TS 4966:2026, a new international technical specification that precisely defines the characteristics and measurement methods for nanoporous silica particles utilized as stationary phases in liquid chromatography (LC). This standard provides clear guidelines for the quality assessment and control of silica nanomaterials within the nanotechnology sector, aiming to significantly improve the reliability and reproducibility of analytical processes.

Technical / Clinical Details

ISO/TS 4966:2026 focuses on powdered nanoporous silica particles, establishing detailed methodologies for measuring their physical and chemical properties. Specifically, it covers crucial characteristics such as particle size, specific surface area, pore size distribution, and pore volume. These properties directly influence separation efficiency and selectivity in liquid chromatography, making their standardization essential. While this standard explicitly excludes surface-modified materials and specific health, environmental, and safety-related characteristics, it is set to become an industry benchmark for fundamental material property evaluation.

Background & Context

Liquid chromatography is a vital analytical technique widely employed across various industries, including pharmaceuticals, food, and environmental analysis. Its performance is heavily dependent on the quality of silica particles used as the stationary phase. Advances in nanotechnology have led to the development of higher-performance nanoporous silica particles, but a unified standard for their evaluation has been lacking. The creation of ISO/TS 4966:2026 addresses this gap, representing a crucial step towards ensuring quality assurance and compatibility of nanosilicaproducts on the market. This will enable more efficient and reliable analyses, from research and development to industrial applications.

Strategic Significance & Outlook

The introduction of ISO/TS 4966:2026 offers a common evaluation framework for manufacturers, researchers, and users of nanosilica materials in liquid chromatography. This is expected to streamline product development, enforce stricter quality control, and reduce technical barriers in international trade. In the long term, this technical specification could serve as a model for broader standardization processes in nanomaterials, contributing to the growth and maturation of the entire nanotechnology industry. Research institutions and companies can enhance their international competitiveness by adhering to this standard.

Source: https://www.iso.org/standard/87932.html

Get our weekly technology intelligence — free

Receive an infographic that lets you judge at a glance whether each field’s analysis report is worth reading.

Subscribe Free — Weekly Tech Intelligence

By subscribing, you’ll receive Troy-Technical’s weekly technology intelligence newsletter.

  • Your email and selected fields are used only to deliver the newsletter.
  • We never share your information with third parties.
  • You can unsubscribe anytime via the link in each email.

See our Privacy Policy for details.

Takes about a minute · Unsubscribe anytime

Let's share this post !

Author of this article

Comments

To comment

TOC