Isihlungi se-N95 self-priming anti-particulate respirator

Izimaski ze-KN95 ngamamaski ajwayelekile aseChina, okuluhlobo lwamamaski anomphumela wokuhlunga i-particulate eChina. Ama-mask angu-N95 aqinisekiswe yiNational Institute of Occupational Safety Guards e-United States futhi angenye yezinhlobo eziyisishiyagalolunye zamaski wokuvikela izinhlayiya. Ukuphefumula kwe-KN95 nokuphefumula kwe-N95 kuyefana nomphumela wokuhlunga izinhlayiya, futhi awukho umehluko. Isihlungi se-Self-Priming Anti-Partic… qhubeka ufunde

June 16, 2020 Imininingwane Yomkhiqizo, Izinto ezithakazelisayo
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