their lists here or database here :
要買就買有合格證書的正品吧.以下是CDC網站提供的合格品牌和model number.你自己抄下CDC列出的這些model number, 到藥店或amazon買.
我個人推薦這個(我的鼻梁比較窄,得多壓幾次讓它完全壓緊不漏氣---fit): http://www.amazon.com/3M-1860-Medical-Mask-N95/dp/B000GUP7UC
20個才$15.99.
their lists here or database here :
要買就買有合格證書的正品吧.以下是CDC網站提供的合格品牌和model number.你自己抄下CDC列出的這些model number, 到藥店或amazon買.
我個人推薦這個(我的鼻梁比較窄,得多壓幾次讓它完全壓緊不漏氣---fit): http://www.amazon.com/3M-1860-Medical-Mask-N95/dp/B000GUP7UC
20個才$15.99.
• 回複:能對付霧霾PM2.5和拿到NIOSH合格證書的N95口罩有: -tmp32990- ♂ (62 bytes) () 01/21/2014 postreply 17:55:08
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