近年来,随着雾霾情况的加剧,口罩成为了热销品。去年,中国消费者协会联合包括上海市消保委在内的多省市消协对口罩产品进行了比较试验,试验由国家劳保用品测试中心承担。试验结果显示,37款口罩样品总体防护性能不太理想,不同样品间防护性能指标差异较大。在过滤效果方面,37款口罩样品中,只有40%的口罩样品过滤效果较好,其中,一次性口罩 In recent years, with the haze situation intensified, the mask became a hot commodity. Last year, China Consumers Association, including Shanghai Consumer Protection Commission, including many provinces and cities Consumers Association masks products were tested, the test by the National Labor Insurance Products Testing Center. The test results show that the overall protective performance of 37 masks samples is not ideal, and the protective performance indexes vary greatly among different samples. In terms of filtration effect, only 37% of the 37 mask samples have good filtration results, of which the disposable masks