GB/T 45468-2025 Active National standards

GB/T 45468-2025 Microbeam analysis—FIB-SEM imaging and analysis method for 3D micro-pore structure of rock sample

Publish Date: 2025-03-28 Implement Date: 2025-10-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: GB/T 45468-2025

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Basic standards and general methods

ICS Name: Other standards related to analytical chemistry

Publish Date: 2025-03-28

Implement Date: 2025-10-01

Pages: 24 pages

Scope

This document specifies the method of three-dimensional imaging of micro-pores in dense rocks using focused ion beam scanning electron microscopy.
This document is applicable to the analysis of micro- and nanoscale pores (50 nm to 20 μm) in rocks such as mudstone, shale, dense carbonate rocks, dense sandstone, and coal, and other geological samples can be referenced for implementation.

Development Information

Word Count: 31 Thousand words Pages: 24 pages

Referenced Standards

GB/T 23414-2009 Microbeam analysis—Scanning electron microscopy—Vocabulary GB/T 27788-2011 Microbeam analysis—Scanning electron microscopy—Guidelines for calibrating image magnification GB/T 27788-2020 Microbeam analysis—Scanning electron microscopy—Guidelines for calibrating image magnification GB/T 38531-2020 Microbeam analysis—Computed tomography(CT) method for micro-and nano-pore structure analysis in tight rock samples JY/T 0583-2020 Focused ion beam system analysis method general principles SY/T 5913-2021 SY/T 5913-2021 Rock preparation method GB/T 23414-2026 Microbeam analysis—Scanning electron microscopy—Vocabulary

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