Main differences between KN95 respirator test standard GB2626-2019 and GB2626-2006 _ Dust prevention

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Original Title: Drilling Technology Encyclopedia, This Must Be Collected Drill, as the most common tool in hole

Original title: Main differences between KN95 mask test standard GB2626-2019 and GB2626-2006 How to handle the mask quality inspection report GB2626? Masks are often used in our life and work. For example, when the air quality is not very good, when there is a lot of dust in the working environment, when it is cold in winter, and when it is needed for work, masks are needed. So how to deal with the quality inspection report of masks? Let's take a look together with the editor of Bestone! But masks are also divided into several kinds, such as dust-proof, oil-proof, air filtration and other uses. Masks have a wide range of uses, which can protect the respiratory tract and lungs. Therefore, in order to ensure the safety of the use of masks, the state requires that quality inspection reports must be handled before they can be sold in the market. The mask quality inspection report can be handled by contacting the Bestone Testing Agency! According to the GB2626-2006 Standard for Respiratory Protective Equipment issued by the State Administration of Quality Supervision, Inspection and Quarantine and the Standardization Administration of the People's Republic of China,KN95 Face Mask with Five Layers, facilities producing dust masks must obtain a production and operation license in accordance with the law, and the technical indicators for the production of dust masks must meet the corresponding standards. This standard specifies the production and technical specifications of respiratory protective equipment, and has strict requirements on the material, structure, appearance, performance,Medical Full Body Coverall, filtration efficiency (dust-proof rate), respiratory resistance, detection method, product identification and packaging of dust masks. The material of the dust mask must be non-irritating and non-allergic to the skin, and the filter material must be harmless to the human body; the structure of the dust mask should be easy to use; the filter efficiency (dust-proof rate) of the dust-proof mask must be greater than 90 for dust with a particle size of less than 5 microns, and greater than 70 for dust with a particle size of less than 2 microns, etc. According to the standard, dust masks are divided into oily dust masks (P) and non-oily dust masks (N); according to the performance and dust-proof rate of the dust-proof components, they are divided into six categories: KN90, KN95 Face Mask ,Against Bacteria Breathable KN95 Face Mask, KN95, KN100, KP90, KP95 and KP100. KP type is suitable for oil-proof dust, such as paraffin, jade oil, etc., while kn type is suitable for the protection of non-oily dust such as salt, quarry, etc. The larger the number in the model, the higher the dust resistance rate and the higher the safety factor of dust prevention. When purchasing, the mask should be selected according to the dust concentration in different environments. The GB2626-2006 standard also specifies the standard coefficients of inhalation resistance and exhalation resistance of dust masks. When wearing a dust mask, the operator should feel comfortable and be able to breathe in and out easily without feeling dyspnea. Typically, the breathing rate is 20 breaths per minute. The constant ventilatory coefficient of expiratory and inspiratory resistance was 85 liters per minute. The standard also stipulates that the product label shall be clear and the name and trademark shall be marked on the label (such as the name of "dust mask" and the trademark of "labor protection", so as to be clear at a glance); the model (such as KN90, KN95, KP100, so that the buyer can know which masks are oil-proof or not, and how high the dust-proof rate is; Executive standard number and year number, filter element and dust blocking rate type. 2626-2006kp90. Packaging standards also clearly stipulate that in small sales packages, the following information can be seen in a clear and durable way in Chinese, or through transparent packaging: name, trademark, mask type, model, implementation standard number, product license number, production date or batch number, storage life, etc., which is helpful to know whether the product has expired. These criteria are very important. Manufacturers can produce uniformly according to the requirements, and products that meet the quality standards can be sold out of the factory. According to these standards,Full Body Disposable Coverall, the buyer selects the required mask for the type and concentration of dust in the working environment, so as to make full use of the dust mask. How to handle the mask quality inspection report GB2626? As a daily protective tool product, masks need to handle the quality inspection report of the product before online sales. You can contact Bestone Testing Agency for processing. Our company can handle it urgently. You are welcome to call our staff directly to get detailed information about the cost quotation and cycle! Return to Sohu to see more Responsible Editor:. zjyuan-group.com

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