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.
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for Occupational ,Safety, and Health (NIOSH) certi-fied 3M® N95 face masks are widely used, with the specification to filter out 95% of particles with a size greater than 0.3 microns. By definition, the don-ning of full PPE necessitates the use of a pre-fitted size-appropriate N95 face mask rather than a surgical
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At our institution, two types of National Institute for Occupational ,Safety, and Health (NIOSH) certified 3M N95 face-masks are widely used, with the specification to filter out 95% of particles with a size greater than 0.3 microns. By definition, the donning of full PPE necessitates the use of
The paper has the following content: Firstly, the head injury theory is explained and the related design criteria are identified. Then the Foam layer design and material selection are conducted. In addition, the ,helmet, sample is evaluated by experiment under ,safety, standard EN1385, results are presented.
Engineered conductive scaffolds toward neural regeneration should have the ability to regulate mesenchymal stems cell (MSC) differentiation into neural lineage through an electrical stimulation-assisted culture process. In this work, a self-powered electrical stimulation-assisted neural differentiation system for MSCs was realized by combining a high effective triboelectric nanogenerator (TENG ...