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chihhsin

chihhsin

V2EX member #167171, joined on 2016-04-08 08:25:59 +08:00
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Apr 5, 2025
Replied to a topic by wsseo 旅行 有没有刺激的旅游?
内陆省份的哥们,推荐去西北看看,新疆,西藏,川西都不错。
实在不想太冷去云南也可以,大理,西双版纳也蛮好的。
Jun 18, 2021
Replied to a topic by Coolxiaobai 游戏 时至今日,还有没有玩 DNF 的?
这周上线领个透明天空就闪,甄选和奥兹玛不打了。
韩服已经出消息今年冬天就出 105 等级,现在肝一点意义都没有。
Jan 24, 2020
Replied to a topic by Lintech 问与答 怎样分辨口罩是否靠谱?
@wangxiaoaer KN90 也是采用 GB2626-2006 标准,只是滤过率只有 90%,但如果从气密性上来说,KN90 要好过医用外科口罩,所以理论上 KN90 比医用外科口罩要好(现在也更好买一些)
Jan 24, 2020
Replied to a topic by Lintech 问与答 怎样分辨口罩是否靠谱?
首先看标准,合规产品会在包装上印清楚对应的标准号
N95 采用的标准是 NIOSH
KN95 口罩采用的标准是 GB2626-2006
医用外科口罩采用的标准是 YY0469-2011
一次性使用医用口罩采用的标准是 YY/ T 0969-2013
医用防护口罩采用的标准是 GB 19083-2010

包装上印有这些的都可以,购买时看清楚包装上的标准字样即可。

至于品牌,建议去国家食药监总局查询品牌名称和产品的注册号,如果查不到就是没有保障的产品
链接: http://app1.sfda.gov.cn/datasearchcnda/face3/dir.html
@TomIsion 在食药监总局查询了一下,这家河南“健琪”生产的东西多次不合格,特别是医用口罩还发生过召回事件,安全性存疑。
链接如下:
http://samr.cfda.gov.cn/WS01/CL0001/search.html?columnid=WID|CTITLE|CONTENT&relation=MUST|SHOULD|SHOULD&tableName=Region&colNum=3&qryNum=3&curPage=1&qryidstr=wid|qry1|qry1&qryValue=WS01%7C%u5065%u742A%7C%u5065%u742A
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