> Recently, six kinds of bottled water detected carcinogens in the news once again provoke the nervous attention of drinking water safety.Net installed water treatment at homecontrol urban household water is becoming a new fashion,water purifierthe market at an alarming rate every year, but reporters after market research found that a variety ofwater purifierworks differently, using different materials, the quality varies, the price differences are significant even propaganda exists another "fight" phenomenon. annual growth rate of 30% -50%water purifieroriginated in the early 1980s the United States, Europe and other developed countries in general applications, market penetration rate of 75% or more, and 10% annual growth rate of 15%, while China's market penetration is still less than 1% growth rate is as high as 30% to 50% growth in Beijing and other major cities is more than 100% of the healthy pursuit of market capacity for China Water Watch one hundred billion scale, although water purifier in China is still less than 1% penetration rate, growth rate is as high as 30% to 50% in Beijing and other cities by speed is more than 100%.our home water purifier2010 annual sales of 15 million units, with the huge market for water purifier manufacturers to make explosive springing up, according to figures released by the Consumers Association, the current , domestic water purifier manufacturers have more than 3200, but most are small workshops the same time, such as the 3m brand has landed in the international professional China "Stock Watch." 3m, according to company officials, the company conducted a survey Chinese big cities that currently only 2.6 percent of households use water depthnetdevices, the market space is very large. mostly unlicensed production, according to industry associations and incomplete sampling, only small water processor (or similar household water purifier) ​​and there are more than 1,200 formal manufacturing enterprises, of which about half is already more than 900 licensing of production, and about 300 are applying for, or actively preparing to apply for, and there are nearly 2,000 undocumented licensing of production and not going to "black plants"; and large water processor (bottled water production facilities, pipeline direct drinking water equipment, coin-operated vending machines, water purification units and groups to use etc.) do not need to enter as shopping malls, health sector regulation more difficult, so the vast majority of undocumented production, very few licensing of production. "Even the full license of the manufacturers, there is often also the phenomenon of super-production to the extent permitted, receive less evidence, to do more than the product. "A water purifier manufacturer sources. Retail price varies correspondent in Guangzhou Grandview store Suning see manywater purifier brandhas been connected into a large-scale, full-field sale for the domestic brands, but the same level of product as much as the price difference of up to one thousand yuan, such as a "Patio" five small water purifier filter price of 1,280 yuan, while next door "beauty" of a small kitchen reverse osmosis water purification control the price up to 2999 yuan, while the 3m brand familyhouse water filteris due to the use of imported materials, "Johnson meat of your body", the retail price of more than 4000 yuan. It is understood from the seven or eight hundred million to nearly 2 million water purification equipment are sold. Reporters interviewed several residents already have access to water purification, most people choose the product prices are concentrated in the 1000-2000 interval, all domestic brands. than cheap bottled water? public Liu said: "Now the water main principle is to rely on activated carbon adsorption filter, I do not think this stuff is worth the price too high, say the filter should be replaced every year, but also consider the cost of long-term use. The "family of three, for example, annual consumption of bottled water costs about 1,000 yuan, while" the United States' sales personnel, according to the different life cycle of each filter to be replaced, on average a year for the core costs about $ 400. in the counter wall, the reporter saw a cost comparison table shows, the average price per liter of water is only 0.03 yuan, equivalent to only pure water, 1 / 10, mineral water, 1 / 20, is to drink bottled water, 1 / 127, while the 3m company reported pre-filter replacement price is 50-80 yuan each, 3 - to be replaced every six months; fine filter of the price of the entire system of 1 / 2, not more than 12 months would need to be replaced once do the same must register annually for the core is significantly higher than the cost of bottled water. water purifier information so that consumers confused confused one: water filter, the more the better? Correspondent In a market survey found that a variety of water purification works differently, using different materials, the quality varies, there is propaganda or even to each other "fight" phenomenon. a publicity involved in the development of national water standards Zhejiang brand staff, at present The water purifier on the market are the same basic handling principle is activated through the membrane and water, divided into three filters, four filters, five filters, the number of levels that there is a corresponding filter. the brand sales told reporters, water filter, the more the better, it is far too poor a must buy advanced, but had another claim stationed in Shenzhen Expo brand sales staff are dismissed, said filter to the amount of water quality affect the difference is not large, but more than the filter size will affect the quantity of water, low water pressure so its recommended to choose a lower-class family water purifier, without worrying about water quality. confused two: ro membrane ultrafiltration good or good? A brand sales "good" reminder, do not vote for those who use the ro membrane, the system 1 cup water 3 cups of water to be wasted, but also the water molecules are also useful to filter out minerals, out of what has become are not pure water, long-term consumption of unhealthy. correspondent saw this post also specifically counters to drink mineral water on the media coverage of health, sales staff has come up with a thick stack of information on the analysis of mineral water and In related news, mu membrane highly recommended product, but another well-known brand sales in the province called: "just look at the price you can distinguish good and bad here, you see all the products must be labeled mu than the standard mro a large portion of cheap there? "she said, a new generation of ro ​​membrane water purification system only takes about 1 cup water 2 cups water and waste water by a separate pipe leads, can be used for clean water. In addition, the hospital both with pure water, the doctor gave the patient drink, you said that the water healthy unhealthy and she also conducted on-site water testing electric ion pen, that the netwater treatmentwas significantly reduced after the water conductive ion reporters found ro water purifier membrane and ultrafiltration membrane behind the war, in fact, mineral water and pure water dispute continues. confused three: do not fly home by measuring the water quality? because the filter requiring regular replacement, the brand manufacturers are the customers commitment to service, free onsite replacement, only to receive materials, etc. in various brands of after-sales service commitment, but there is a greater difference in the above-mentioned six months to a year, Zhejiang brand promise come once a decision by the professional inspection equipment for the core. " United States, "said half a year sent home once the water quality testing, inspection equipment, for the core, while the Shenzhen brand sales advanced technology called pre-filter life of up to 3 years, manufacturers such as problems during the update free of charge for regularly tested the water quality, said she not agree: "how could detect water quality by the manufacturers themselves come it? by what criteria? who the real results prove it to?" water purifier is still missing GB standard 3m company officials said, the current domestic not had the national standard water purifier, domestic manufacturers are developing their own corporate standards in the production and services, which undoubtedly there will be many problems. "all to follow the standards are not the same. "It is reported that, 3m products currently comply with U.S. Department of Health Foundation (nsf) standard design, manufacture and testing, product materials, depending upon the U.S. Food and Drug Administration (fda) standards for food-grade material. Statistics show that since 1998 the Ministry of Health water purifier gradually introduced to strengthen the regulation and production of the administrative examination and approval system, water purifier manufacturing standards and product quality has been gradually, but with the rapid development of the market, only a system of administrative examination and approval has been far less effective supervision. correspondent noted that different brands of implement different standards of water purification equipment, documents relating to health are not the same, if any, water purifier using "health water word", and some brands are using the "water Zhe Wei word." Standardization Administration of the country's official website query system, the national standard directory queries, enter " water purifier " or "water purifier" to show that there is no record click on the "national standard plan check" A, enter the word, can be found " RO water purifier " and "Ultrafiltration Membrane water purifier," the national standards program, and the stage in the column are marked as "draft stage" column was the completion time blank. Industry sources said the formulation of national standard water purifier should speed up the pace, whenever standards are bound to underperform the market have a serious problem.>