Shanghai Sunland Industrial Co., Ltd is the top manufacturer of Personal Protect Equipment in China, with 20 years’experience. We are the Chinese government appointed manufacturer for government power,personal protection equipment , medical instruments,construction industry, etc. All the products get the CE, ANSI and related Industry Certificates. All our safety helmets use the top-quality raw material without any recycling material.
Raw materials of DuPont Tyvek medical protective clothing
We provide exclusive customization of the products logo, using advanced printing technology and technology, not suitable for fading, solid and firm, scratch-proof and anti-smashing, and suitable for various scenes such as construction, mining, warehouse, inspection, etc. Our goal is to satisfy your needs. Demand, do your best.
Professional team work and production line which can make nice quality in short time..
The professional team provides 24 * 7 after-sales service for you, which can help you solve any problems
29/4/2020, · George Alba, MD, a clinician in Pulmonary and Critical Care Medicine at Massachusetts General Hospital and a researcher at the Mass General Research Institute, helps explain the specifics and best practices according to ,CDC, guidelines.. Droplets ,vs,. Aerosols. Before talking about specific ,masks,, it is important to understand how COVID-19 spreads and the difference between droplets and aerosols.
Cloth ,masks, have been used in healthcare and community settings to protect the wearer from respiratory infections. The use of cloth ,masks, during the coronavirus disease (COVID-19) pandemic is under debate. The filtration effectiveness of cloth ,masks, is generally lower than that of medical ,masks, and respirators; however, cloth ,masks, may provide some protection if well designed and used correctly.
About 16% of parents not wearing a ,mask, got sick, compared to 8% in the ,surgical, and ,N95 mask, groups (called “P2” ,masks, in Australia). Thus, ,masks, seemed to work! But again, ,surgical masks, were just as effective as ,N95 masks,. And the effect size was fairly large—half the infection rate.
3M has published information comparing the properties of KN95 ,vs N95 masks, (see below) and states “ Based on this comparison, it is reasonable to consider China KN95, AS/NZ P2, Korea 1st Class, and Japan DS FFRs as “equivalent” to US NIOSH ,N95, and European FFP2 respirators, for filtering non-oil-based particles such as those resulting from wildfires, PM 2.5 air pollution, volcanic ...
13/3/2020, · Direct comparisons of ,N95, respirators with ,surgical masks, when caring for patients with influenza have found no significant difference in influenza incidence. It seems clear that regular ,surgical masks,, though designed to contain the wearer’s droplets , also provide protection against infections transmitted by droplets.