除甲醛还有比通风靠谱的方法吗 |
添加时间:2018/9/6 16:05:12 浏览次数: |
甲醛是人人都关注的装修问题之一,本文说说我对于装修甲醛的理解,主要说两个方面。1、如何检测甲醛?2、如何降低甲醛污染?
Formaldehyde is one of the decoration problems that everyone is concerned about. This article talks about my understanding of the decoration of formaldehyde, mainly two aspects. 1. How to detect formaldehyde? 2. How to reduce the pollution of formaldehyde?
至于其他污染物TVOC,主要是油漆产生,而油漆中的TVOC挥发也比较容易,一般刷完通风2个月基本上能解决80%以上吧,别买太劣质的漆就行。
As for other pollutants, TVOC is mainly produced by paint, and TVOC volatilization in paint is relatively easy. Generally, after 2 months of ventilation, it can basically solve more than 80%. Don't buy too inferior paint.
1
One
如何检测甲醛?
How to detect formaldehyde?
说检测之前,先说个标准,目前普遍参考的是我国卫生部颁布的GB/T18883-2002《室内空气质量标准》,据此标准,房间封闭12小时检测,甲醛不超0.1mg/m3为达标。
Before testing, let's start with a standard. Now the reference is GB/T18883-2002 indoor air quality standard issued by the Ministry of health. According to the standard, the room is closed for 12 hours, and formaldehyde is not exceeding 0.1mg/m3.
要检测甲醛超不超标,按照不同的靠谱程度排序如下:
To test the formaldehyde not to exceed the standard, according to the different degree of reliability, the following:
甲醛试纸,不靠谱排第一。网上卖的一大堆,别说,销量好的很,基本上二三十块一盒,买这种的基本上也就求个心理安慰吧,骗一下自己,没问题可以安心入住了。
Formaldehyde test paper, not the first line. A lot of online sales, not to mention that the sales volume is very good, basically twenty or thirty yuan a box, buy this kind of basically also ask for a psychological comfort, cheat yourself, no problem can safely stay in.
某甲醛试纸色卡
A formaldehyde test paper color card
手持式电化学甲醛测试仪。网上五花八门,不同价位不同产品多得离谱,有的甚至比试纸价格还低。这种机器最关键的就是传感器,业内认为比较好的是英国达特Dart甲醛传感器,所以,如果要买这种电化学甲醛测试仪的话,可以考虑选用了达特传感器的检测仪,传感器价格200左右,加上其他成本,整个测试仪卖500以下估计是没钱赚的,大家自己判断吧。
Handheld electrochemical formaldehyde tester. There are many different kinds of products on the Internet. There are many different products at different prices. Some are even lower than the price of test paper. This machine is the key sensor, the industry believes that the good is the British dart Dart formaldehyde sensor, so, if you want to buy this electrochemical formaldehyde testing instrument, can consider to choose a detector dart sensor, sensor price of around 200, plus other costs, the tester sold 500 the following estimate is not money you judge for yourself.
进口的高端手持设备,精度可以达到比较高,但价格也是高,基本以万为单位,比如美国INTERSCAN 4160,英国PPM-400ST,日本理研FP-31等等。
The imported high-end handheld devices can achieve high accuracy, but the price is also high, which is basically 10000 units, such as INTERSCAN 4160, PPM-400ST, FP-31, etc.
甲醛分光测定仪。很多小型的甲醛检测治理企业用的一种机器,网上售价千把块,一般外形像个手提箱。这种机器的测量值是可以校准的,也就是说可以自己调,如果遇到不诚信的检测机构,检测的时候怎样都会超标,推荐你买治理产品,治理完了就怎样都不超标了,因为机器数据可以自己校准的么。你懂的。
Formaldehyde spectrophotometer. A lot of small formaldehyde detection and management of a machine used by enterprises, the online price of thousands of blocks, the general shape like a suitcase. This is the value of the measurement machine can be calibrated, that is to say, his tone, if not the integrity of the detection mechanism, the detection time will exceed the standard, recommend you buy treatment product, do not exceed the standard treatment finished, because the machine data can be calibrated. You'll see。
甲醛分光检测仪
Formaldehyde spectrophotometer
还有更专业的实验室设备,一般是现场取样空气拿回实验室测定,如果是专业能出检测报告的,认准国家CMA认证和国际CNAS认证。这种检测比较贵,一般一个检测点大概500元左右,点少了可能人家还不愿意接。
There are more professional laboratory equipment, usually on-site sampling, air back to laboratory testing, if professional is able to detect reports, recognize the national CMA certification and international CNAS certification. This kind of detection is more expensive, generally a test point about 500 yuan, a few people may not be willing to answer.
个人建议:如果要求没那么精准的话,就用电化学甲醛检测仪就行,基本上家用差不多就行了,检测仪不一定要买,网上也有租赁的。
Personal suggestion: if the request is not so precise, use electrochemical formaldehyde detector. Basically, the household is almost finished. The tester doesn't need to buy, and the online rental is also available.
2
Two
如何降低甲醛污染?
How to reduce the pollution of formaldehyde?
甲醛最重要的是预防,而不是治理。
Formaldehyde is the most important thing to prevent, not to govern.
也就是说装修过程中,要尽量少用存在甲醛释放隐患的建材。比如各种胶水、人造板材、复合地板、板式家具、腻子、油漆、乳胶漆等一定要选环保指标更好的产品。
That is to say, in the process of decoration, we should use as little as possible to use building materials to release the hidden dangers of formaldehyde. For example, all kinds of glue, artificial plate, compound floor, plate furniture, putty, paint, latex paint and so on must choose the better environmental protection target products.
甲醛哪里来的?为什么说会释放长达10年?甲醛的来源是酚醛树脂或脲醛树脂,也就是我们板式家具或板材里用的胶水。会在常温状态下慢慢分解出游离的甲醛。
Where is the formaldehyde coming from? Why is it going to be released for up to 10 years? The source of formaldehyde is phenolic resin or urea formaldehyde resin, which is the glue used in our plate furniture or plate. It will slowly decompose out of formaldehyde at normal temperature.
民间偏方除甲醛:你可能听说过以下这些除甲醛的办法,水、醋、红茶、茶叶梗、柚子皮、菠萝等等,这些方法,基本有效性接近于0,别费力了。
Folk folk prescription in addition to formaldehyde: you may have heard of the following ways to remove formaldehyde, such as water, vinegar, black tea, tea stalks, pomelo peel, pineapple and so on. These methods are basically effective, which is close to 0. Do not bother.
竹炭、活性炭、硅藻泥吸附甲醛:能不能吸附?能,但是有2个条件,一个需要空气流动让甲醛和这些吸附载体接触;第二是接触面积要大。但吸附存在的问题就是饱和之后又会释放出来。也就是说你买足够量的活性炭,每天换新的,理论上或许有点用。
Adsorption of formaldehyde on bamboo charcoal, activated carbon and diatom mud: can it be adsorbed? Yes, but there are 2 conditions. One needs air flow to contact the formaldehyde with these adsorbents; and the second is the large contact area. But the problem of adsorption is that it will be released after saturation. That is to say, you buy enough amount of activated carbon and replace it every day. It may be a little useful in theory.
绿植吸收甲醛:有一些绿植对甲醛是有吸收功能,比如吊兰,有研究表明如果100平米,层高3米的居室内,甲醛浓度是0.5毫克/立方米的,1颗吊兰需要工作1年才能吸收游离的甲醛,这是不算板材源源不断释放的量。也就是说你家里养个几十上百颗吊兰理论上或许稍微能有点用。
Plants absorb formaldehyde: some plants are on the formaldehyde absorption function, such as Chlorophytum, studies show that if 100 square meters, 3 meters storey rooms, the formaldehyde concentration is 0.5 mg / m3, 1 to 1 years Chlorophytum can absorb formaldehyde free, this is not the amount of Everfount release sheet. That is to say you have in your home a few hundreds of pieces of Chlorophytum theory, perhaps a little bit a bit of use.
光触媒分解甲醛:如果吸附不行,那分解甲醛总可以吧?光触媒(一般以纳米级二氧化钛为代表)可以把甲醛分解成水和二氧化碳。且不说这东西可能有二次污染,也不一定能买到真货,另外光触媒的工作条件是得紫外线照射,也就是说用光触媒治理时屋里得开启紫外灯照明。
Photocatalyst decomposes the formaldehyde: if the adsorption is not good, then the decomposition of formaldehyde can be all right? Photocatalyst (generally represented by nanoscale titanium dioxide) can decompose formaldehyde into water and carbon dioxide. And do not say this thing may have two pollution, may not be able to buy the real thing, the other is the working conditions of the photocatalyst ultraviolet radiation, that is to say when the house was opened with photocatalyst treatment of ultraviolet lamp.
其实最最有用的方法,还是稀释。甲醛浓度低了就安全了,稀释最常用的办法,就是通风。通风其实分很多种,比如开窗、用新风系统、用排气扇等。
In fact, the most useful way is to dilute it. The low concentration of formaldehyde is safe, and the most commonly used method of dilution is ventilation. In fact, there are many kinds of ventilation, such as window opening, new air system, exhaust fan and so on.
在高温、高湿、负压条件下会加剧甲醛分解散发的速度。
Under the conditions of high temperature, high humidity and negative pressure, the velocity of decomposition and emission of formaldehyde will be aggravated.
人造板中的胶水量也是有限的,所以能释放出来的甲醛也是有个总量的,如何才能加快释放的速度呢?高温,比如夏天或者室内开空调开暖气;高湿,开加湿器;负压,除了开窗通风之外,你可以花300块左右买个排风扇往室外抽风。
The amount of glue in the wood-based panel is also limited, so the formaldehyde that can be released is also a total. How can we speed up the release rate? High temperature, such as summer or indoor air conditioning, heating, high humidity, humidifier, negative pressure, besides ventilation, you can spend about 300 yuan to buy a draught fan for outdoor ventilation.
网友用排风扇往室外抽风
Netizens use exhaust fans to pump the wind outside
有人在自己新家做过测试,开热空调、开加湿器、用风量520m³/h的排风扇抽风,24小时不停
Somebody has done a test in their new home, open air conditioning, hot open humidifier, exhaust fan exhaust air volume 520m fand /h, 24 hours non-stop |
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