GB 2890《呼吸防護自吸過濾式防毒面具》新舊標準差異分析
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【摘要】本文以國家標準《呼吸防護自吸過濾式防毒面具》為研究對象,對新舊標準的內容條款進行詳細對比,結合當前行業(yè)發(fā)展現狀,分析了新版標準制定的依據和意義,同時提出了推動新版標準實施的建議,以期為相關機構理解和應用新版標準提供參考。
【關鍵詞】自吸過濾式防毒面具;標準;差異分析;國家標準
【DOI編碼】10.3969/j.issn.1674-4977.2024.04.013
Analysis of Differences Between Old and New Standards of GB 2890 Respiratory protection—Non-powered air-purifying respirators
YI Changsong, WANG Chuannan, YU Yujian, XU Zhen, JIN Jiahui, ZHU Peiwu
(China Jiliang University, Hangzhou 310018, China)
Abstract: This article takes the national standard Respiratory protection—Non-powered air-purifying respirators as the research object, compares the content clauses of the new and old standards in detail, analyzes the basis and significance of developing the new standard in combination with the current industry development status, and puts forward suggestions to promote the implementation of the new standard, in order to provide reference for relevant institutions to understand and apply the new standard.
Keywords: non-powered air-purifying respirator; standard; differential analysis; national standard
0引言
自吸過濾式防毒面具通過與面部緊密貼合,使佩戴者的眼睛、鼻子、嘴巴、面部與周圍染毒環(huán)境隔離,同時依靠過濾件(濾毒罐/盒)中吸附劑的吸附、吸收、催化作用,以及過濾層的過濾作用將外界染毒空氣凈化,為佩戴者提供潔凈空氣[1]。(剩余3655字)