Moldex 2310N99 Disposable Particulate Respirator — Exhale Valve H505B the 6648 is NRR 33

the 6648 is NRR 33 (single-use foam)

Operations with acid gas exposures alongside organic vapors require the TR-6530N OV/Acid Gas/HE cartridge

Respirator Cartridge Pillar — Start Here

The cut-vs-impact explainer and impact roundup cover that shelf

1 standard for impact-rated primary eye protection

Moldex 2310N99 Disposable Particulate Respirator — Exhale Valve H505B the 6648 is NRR 33Short answer: the moldex 2310n99 disposable particulate respirator is covered below on the specifications its own listing publishes, the standards it is certified to, and who it suits. WC Safety Editorial Pick Moldex 2310N99 NIOSH N99 with exhale valve: 99% filtration for fine non oil particulates. Read our full review Browse all Moldex disposable respirators Moldex 2310N99 Disposable Particulate Respirator Exhale Valve NIOSH Approved N99 Disposable