The dimensions of this mask from top to bottom are 7.5 inches with an opening of 5-1/2 inches. It meets CDC guidelines for Mycobacterium tuberculosis exposure control. However, it is not necessary for ordinary people to choose this type. The proprietary V-shaped fold design makes it easier to breathe, it can bend with the movement of the mouth, and it is more convenient to wear a mask to speak.Pictures from 3M, copyright belongs to the original authorThe welded and metal-cast versions of the N95 masks are all made of fire-resistant material, which can filter out metal fumes, and all have 3M Cool Flow breathing valves.N95-8212: Anti-caking technology can reduce breathing resistance, which is conducive to long-term use; the veneer cushion design is closer to the face to improve comfort, the M-shaped nose clip is easier to adjust, and the adjustable headband.N95-8214: Add activated carbon adsorption layer on top of 8212, which can filter ozone and harmful organic vapor.N95-8515: Economical welded version of the N95 mask, M nose clip, braided headband design for added comfort.R95-8240: Economical R95 mask with anti-collapse housing design for increased durability.R95-8246: contains activated carbon adsorption layer to filter acid gases.R95-8247: Activated carbon adsorption layer can filter harmful organic vapors.P95-8271: Equipped with breathing valve, M nose clip and braided headband for added comfort.P95-8576: P95 mask for acid gas, equipped with breathing valve, M nose clip and braided headband, comfortable and durable.P95-8577: P95 mask with organic vapor protection, equipped with breathing valve, M nose clip and braided headband, comfortable and durable.Medical N95 masks have more fluid resistance / water resistance than other industrial N95 masks. In Canada, CSA standards Z94.4 requirements must be met and/or requirements of the applicable jurisdiction, as appropriate. 3M™ Health Care Particulate Respirator and Surgical Masks Storage Conditions and Shelf Life FAQ (PDF, 142.6KB) 3M™ Health Care Particulate Respirator and Surgical Mask, 1860S, N95 Small Technical Specifications (PDF, 225.3KB) 1860 & 1860S Package Appearance, Shelf Life Markings (PDF, 495.8KB)

Misuse may result in sickness or death. As a disposable particulate respirator, it is intended to reduce wearer exposure to certain airborne particles including those generated by electrocautery, laser surgery, and other powered medical instruments. Most protective masks are clearly marked on the outside of the mask, which can be used to identify the model of the outlet mask, NIOSH certification and other information. However, it is already hard to breathe after wearing the N95 mask, and the breathability of the N100 and P100 should be worse. It meets CDC guidelines for Mycobacterium tuberculosis exposure control. These include airborne particles that may contain biological 3M™ Healthcare N95 Respirator 1860, 1860S, 1870 Instructions Sheet (PDF, 180.9KB) Common Questions - 3M N95 Particulate Respirator/SurgMask (PDF, 18.0KB) Health Care Particulate Respirator and Surgical Mask 1860/1860S User Instructions (PDF, 232.2KB) spit, mucous) from reaching the patient or work environment.The 3M1860 offers a combination of a particulate respirator and a surgical mask. It is disposable and fluid resistant to splash and spatter of blood and other infectious material.This healthcare respirator is designed to help provide respiratory protection for the wearer.

3M is a world-famous American manufacturing company, formerly known as Minnesota Mining and Manufacturing Company. For the prevention of droplets and airborne diseases, medical N95 masks and industrial N95 masks are both N95 standards, which can only filter 95% of particles; and everyone generally does not encounter a large amount of The situation of liquid splashing is not the same as that of a doctor who is likely to have a large amount of blood and body fluid splashing due to the use of electric medical equipment during surgery.If you want the best protection, choose an industrial N100 mask or a P100 mask. 3M Aura 1870+ N95 Flat Fold Surgical Masks, Case of 120 $ 29.00 $ 20.00 3M Aura 1870+ particulate respirator is personal protective equipment (PPE) that is primarily intended to protect the health care workers by reducing exposure to harmful airborne particles which are small enough to be inhaled – typically particles less than 100 microns in size. The rest of the booklets, each of which 3m n95 mask sizes has caused great interest in Huangmei, and I hope I have the opportunity to 3m N95 Mask Sizes browse it again.