GB/T 47074-2026 Active National standards

GB/T 47074-2026 Particle—Test method for collection efficiency of aerosol sampling filter

Publish Date: 2026-01-28 Implement Date: 2026-08-01 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 47074-2026

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Screening, sieve plates, and sieve nets

ICS Name: Granularity analysis and sieving

Publish Date: 2026-01-28

Implement Date: 2026-08-01

Pages: 20 pages

Scope

This document describes two testing methods for the capture efficiency of aerosol sampling filters: particle counting and mass concentration.
This document is applicable to the testing of the capture efficiency of aerosol sampling filters (hereinafter referred to as "filters").