GB/T 2891-1995
Performance test methods for facepiece of filfer type respirator (English Version)

Standard No.

GB/T 2891-1995

Language

Chinese, Available in English version

Release Date

1995

Published By

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China

Status

Be replaced 2009-12

Replace By

GB 2890-2009

Latest

GB 2890-2022

Scope

This standard specifies the wearing air leakage coefficient, actual dead space, field of view, assembly air tightness, exhalation valve air tightness, exhalation valve to air resistance, lens transmittance (light transmittance) and mask Inhalation resistance and other performance test methods. This standard applies to the test and evaluation of the performance of filter gas masks (hereinafter referred to as masks), and other related products can also be referred to.

GB/T 2891-1995 history

• 2022 GB 2890-2022 Respiratory protection—Non-powered air-purifying respirators
• 2009 GB 2890-2009 Respiratory protection.Non-powered air-purifying respirators
• 1995 GB/T 2891-1995 Performance test methods for facepiece of filfer type respirator

GB/T 2891-1995 Performance test methods for facepiece of filfer type respirator was changed to GB 2890-2009 Respiratory protection.Non-powered air-purifying respirators.