GB/T 12128-2026 Pending National standards

GB/T 12128-2026 Reference sources for calibration of surface contamination monitors—Alpha-,beta-and photon emitters

GB/T 12128-2026 Reference sources for calibration of surface contamination monitors—Alpha-,beta-and photon emitters

Publish Date: 2026-03-31 Implement Date: 2026-10-01 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 12128-2026

Standard Type: National standards

Standard Status: Pending

is_force_gb: no

CCS Name: \nRadioactive source

ICS Name: Other standards related to nuclear energy

Publish Date: 2026-03-31

Implement Date: 2026-10-01

Pages: 16 pages

Scope

This document specifies the nuclides, structural forms, characteristics, and technical requirements of the plane reference sources (hereinafter referred to as "reference sources") used for calibrating radioactive surface contamination monitors.
This document is applicable to α sources, β sources, and photon sources with an energy not exceeding 1.5 MeV used for calibrating radioactive surface contamination monitors.

Development Information

Word Count: 18 Thousand words Pages: 16 pages

Replace the following standards

GB/T 12128-1989 Reference sources for the calibration of surface contamination monitors—Beta-emitters and alpha-emitters GB/T 12128.2-1999 Reference sources for the calibration of surface contamination monitors—Part 2:Electrons of energy less than 0.15MeV and photons of energy less than 1.5MeV

Adopt standards

ISO 8769:2020

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