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How to choose the right respiratory protection

How to choose the right respiratory protection

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?The suitability test is qualitative and quantitative. Due to the simplicity of the qualitative method, it is suitable for on-site inspection of each person who uses a close-type mask. This service can be provided by the manufacturer or seller of respiratory protection products or by the employer Internal self-test. Quantitative suitability tests are more suitable for full face shields for IDLH environments or for scientific research. ????Due to the new method of suitability test, there are still few applications in our country, and the existing inspection products are less in the market. From the feasibility, the standard is used as the recommended method for the users' reference. Shanghai collar and protection technology to remind another need to pay attention to the factor is to leave some style of bearded men can not use a close mask. If you can not persuade them to scrap the beard, you can only choose not to close the mask, such as open mask.
3. Some people may not be suitable for people who have respiratory illnesses who have some kind of illness in the cardiopulmonary system. The extra respiratory load will aggravate their condition; others also instinctively feel fear about the narrow space, Is a sense of isolation, this psychological reaction will affect the accuracy of the operation and efficiency, and even the impact of danger. The standard appendix F, "Medical evaluation of the use of respiratory protection products" section, describes the physiological and psychological considerations should help to identify the population is not suitable for use.
??2. Consider those who wear myopic glasses ????Usually there are many people wearing glasses, so the use of a full face can not affect the use of glasses, glasses can not affect the mask close, for example, can not be inserted into the gasket in the gasket, which will certainly lead to leakage. The best way to solve this problem is to choose a full range of built-in glasses frame, or choose not to close the air hood or open mask. ????
Hello, you can choose according to the characteristics of the operating personnel respiratory protection supplies ????1. Consider the user's head and face features ????The mantle (that is, the half mask and the full face shield) protects the protective function from the user's face. People's face is varied, each design of the close-type mask can not be suitable for all, there may be a leak when wearing. How to avoid this situation? Closed face masks usually have different numbers, depending on the size of the face selection, but only according to the type of election can not reliably determine the appropriate degree. In the "Selection, Use and Maintenance of Respiratory Protective Supplies" standard Appendix E, a relatively simple method is described, called the suitability test. ????The suitability test is a way to test the suitability of a particular type of mask for a particular user. This method is introduced from abroad, before the basic in the country there is no application. Its advantage is that the use of protective equipment users and safety and health executives can use an objective way to choose a reasonable product, the possibility of excluding dangerous leaks, which is particularly important for the choice of negative pressure respiratory protection products.

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