The filtering capacity of general medical masks (also called surgical masks, which are several layers of non-woven fabrics)…

The biggest difference between N95 masks and Japanese civilian masks is airtightness. When it comes to airtightness, the…

N90 and N95 respectively represent 90% and 95% of particulate matter can be filtered. The naked eye does…

The cover of disposable medical care mask is also divided into three layers: inner, middle and outer. The…

This is a problem that many people care about. Most of the N95 masks are disposable consumables, especially…

At present, the commonly used masks in hospitals are medical surgical masks, which look very thin and comfortable…

The recommended dry heat method is to use an oven at 70 degrees Celsius for 30 minutes. The…

Taking into account hygiene, damage and respiratory resistance, the life of all filters on NIOSH approved respirators will…

For ordinary people, the use of disposable medical masks and medical surgical masks can already achieve a good…

Masks are divided into three standard types: N represents the US standard, FFP is the European standard, and…

During the epidemic, masks after use may be contaminated with bacteria and viruses. In addition to the implementation…

Because of the differences in people’s facial features, the same mask may have slightly different effects on different…

The spread of the new coronavirus requires a host vector. Once it leaves the body of the host…

KF94: Korean standard, which means that the filtration rate of masks for particles with an average diameter of…

The main difference is that the outer surface of medical masks is hydrophobically treated. Medical surgical masks clearly…