Economic daily - Chinese economy net dispatch supervised management board news according to Beijing market on March 28, the near future, beijing market supervisory management board is right the guaze mask that sells on Beijing field kind commodity had sampling observation. Character of business of guaze mask of the part on indication market of sampling observation result measures existence issue, involved main problem is a label, filter efficiency, defend the project such as rate of the effect, leak does not accord with relative standard to ask.
Beijing market supervisory management board is right already the basis of the person that sell of unqualified commodity " product quality standard " relevant provision put on record is investigated. Fair company of shown unqualified goods production and concerned distribute unit should press the demand that reflects relevant law laws and regulations to take step actively, leave an unqualified commodity, protective consumer closes right increase.
In this second guaze mask kind commodity quality selectives examination in examining, beijing market supervisory management board discovers problem of quality of partial commodity existence and through commodity nominal business address reachs connection kind cannot with nominal manufacturing company gets in touch, discretion of consumer of proposal of Beijing market supervisory management board buys following and nominal the commodity of the enterprise:
In the meantime, beijing field superintendency branch reminds consumer the choose and buy is mixed when use guaze mask, should notice the following:
One, buy should arrive normal door inn
Consumer should arrive good, card takes credit all ready normal businessman buys guaze mask. When buying not only should know standard executive level, date of phone of the factory name that examines packet of mount even carefully, the site of factory, connection, birth, period of validity.
2, microscope exterior
When consumer is buying guaze mask, should notice the product is packed in good condition, product surface does not have damaged, be out of shape, the component is like outlet valve to wait assemble firm, without fall off, damage and be out of shape etc. Additional, guaze mask should not appear to oppress apparently when adorn or tenderness phenomenon.
3, test and facial ministry whether joint
1.When the examination does not have outlet valve guaze mask, build both hands completely shut up to overspread first, next fast and expiratory, should feel guaze mask a little apophysis. If air is in leak from nose clip, should position of readjust guaze mask, adjust nose clip, improve the joint rate with facial ministry; If have air from guaze mask all around leak, should adjust the position of fillet, if adjust hind still have leak, do not suggest to buy.
2.When the examination has outlet valve guaze mask, build both hands completely shut up to overspread first, next fast and inspiratory, should feel guaze mask has a few cave in. If air is in leak from nose clip, should position of readjust guaze mask, adjust nose clip, improve the joint rate with facial ministry; If have air from guaze mask all around leak, should adjust the position of fillet, if adjust hind still have leak, do not suggest to buy.
4, the error that needs knowledge
1. Whether is guaze mask jumped over thick filter is efficiency better?
Either. Of guaze mask filter efficiency cannot be judged through the exterior, a lot of guaze mask thin light, but its filter efficiency is very tall however, and if certain gauze guaze mask is very thick,have some of guaze mask, but its filter efficiency is not ideal however.
2. Guaze mask whether clean?
Do not suggest to clean. New guaze mask is when defending guaze mask is being bought, and clean what can affect guaze mask to filter efficiency, and may be caused damage, affect guaze mask whole then defend function, do not suggest to clean guaze mask so.
5, the problem that the attention answers when using
1. Before using, should check leak sex. Proposal consumer shaves clean beard, ensure guaze mask can join closely with facial ministry, stubble of big mustache, undercoat or long beard, and pay the anything between guaze mask gaskets and facial ministry, can make guaze mask appears leak.
2. When obstruction breathing to increase like clear sense in use process, the proposal changes guaze mask.
3.Impersonal person suits to wear guaze mask, like heart lungs function frail crowd wants careful Dai Kou to overspread.
