KN95 Mask
Release time：2020-05-06 17:39:20Views：
KN95 is a Chinese standard mask
It comes from China's national standard GB 2626-2006, "Respiratory protective equipment self-priming filter type particulate matter respirator."
(1) Standard Sources
This standard is China's mandatory national standard, proposed by the State Administration of Work Safety and centralized by the National Technical Committee for Standardization of Individual Protective Equipment (SAC/TC 112).
(2) technical content
From the scope of application, this standard is applicable to ordinary self-priming and filtering respiratory protective articles for various particulate matters, such as masks, and other special environments (such as anoxic environment, underwater operation, etc.) are not applicable.
Judging from the definition of particulate matter, this standard defines various forms of particulate matter, including dust, smoke, fog and microorganisms, but does not define the size of particulate matter.
From the level of filter elements, it can be divided into KN categories for filtering non-oily particles and KP categories for filtering oily and non-oily particles, and marked with this, which is similar to N and R/P specified in the explanation guidelines of CFR 42-84-1995.
It comes from China's national standard GB 2626-2006, "Respiratory protective equipment self-priming filter type particulate matter respirator."
(1) Standard Sources
This standard is China's mandatory national standard, proposed by the State Administration of Work Safety and centralized by the National Technical Committee for Standardization of Individual Protective Equipment (SAC/TC 112).
(2) technical content
From the scope of application, this standard is applicable to ordinary self-priming and filtering respiratory protective articles for various particulate matters, such as masks, and other special environments (such as anoxic environment, underwater operation, etc.) are not applicable.
Judging from the definition of particulate matter, this standard defines various forms of particulate matter, including dust, smoke, fog and microorganisms, but does not define the size of particulate matter.
From the level of filter elements, it can be divided into KN categories for filtering non-oily particles and KP categories for filtering oily and non-oily particles, and marked with this, which is similar to N and R/P specified in the explanation guidelines of CFR 42-84-1995.
