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Kāinga » Pokapū matauranga » Te Ripa-Whakatauranga Paerewa - Nga whakaaro mohio Whakariterite Whakawhiwhinga o te Paerewa Whakahoahoa

Te Ripoata-Whakatauranga Paerewa - Te Whakatutanga o te Whakawhiwhinga o te Paerewa Whakahoahoa

Whakaaro: 0     Kaituhi: Te Kaituhi: Whakaputaina te Taimana Pae: 2021-11-09 Te timatanga: Papanga

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                                                         Te Ripoata Whakataurite - Te Whakariterite Whakawhiwhinga o te Paerewa Whakahoahoa

等级 Taumata

标准

Takoto

颗粒过滤效率 pfe

测试

介质

Aerosol

 rere

(L / min)

呼气阻力

Whakahauhau

(Pa)

吸气阻力

Inhalation

Tohenga

(Pa)

备注 *

Whai kupu

> 80%

> 90%

> 94%

> 95%

> 99%

> 99.97%

GB 2626-2019

K90

K95

K100

Nacl

85

170/210/250 *

170/210/250 *

无呼气阀

KP90

KP95

KP100

Hinu

85

170/210/250 *

170/210/250 *

无呼气阀

Niosh 42 CFR Wahanga 84


N95

N99

N100

Nacl

85

245

343



P95

P99

P100

Hinu

85

245

343



R95

R99

R100

Hinu

85

245

343

En 149-2009

FFP1

FFP2

FFP3

Hinu

95

294 (160l / min)

205/235/294 *

95l / min

GB / T 32610-2016

B / c / d *

B / c / d *

He

Nacl, hinu

85

175

145

盐性≥90%

油性≥80%

GB 19083-2010


1 级

2 级

3 级

Nacl

85

-

343.2

Paerewa Korea

KF80




Nacl

95

-

60/70/100 *

30 l / min


Kf94

KF99

Hinu, nacl

95

-

60/70/100 *

30l / min

Astm F3502-2021

Taumata 1 ≥20%

Nacl

85

147

Taumata 2≥50%

Nacl

85

49


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