Introduction: a winter, many people like to use stainless steel insulation cup tea to drink, but some time ago, a piece entitled "Do not use stainless steel cup tea! Toxic!" The net post is called the heart of doubt. The post said that with a new stainless steel cup bubble tea, placed 72 hours later, the inner wall of the stainless steel cup has been corroded traces, and dissolved chromium, hazardous to human health.

Ms. Li, who lives in Huacheng Po County, especially likes to drink tea, and Once in winter, many people like to use stainless steel insulation cup tea, but some time ago, an article entitled "Don't use stainless steel cups to make tea! Toxic!" But some time ago, a web post titled "Do not use stainless steel cups to make tea! The post said that with a new stainless steel cup bubble tea, placed 72 hours later, the inner wall of the stainless steel cup has been corroded traces, and dissolved chromium, hazardous to human health.

Ms. Li, who lives in Huacheng Po County, especially likes to drink tea, and she is a cup control, this is not, winter has arrived, she is thinking of buying a beautiful stainless steel insulation cup bubble tea. But a post on the Internet scared her enough. "The post said don't use stainless steel cups to make tea, toxic, many people turn, I looked in detail, that is, soak for a long time there are leachate, hazardous to health." She said.

Subsequently she also asked the views of friends around her, friends said it was fine, some said it did, she did not know what to do, "in short, the Internet can be hot, true or false, I can not say."

In this regard, the reporter interviewed the Xi'an Nutrition Society, deputy director of the Center for Food Safety, national nutritionist Zhao Zeng, he said the net post pointed out that the stainless steel cup has dissolved material, should belong to the stainless steel cup itself does not meet the standards, in the inedible range. If the use of stainless steel cups to meet the standards of tea, and will not endanger human health. Zhao had further explained that the main components of stainless steel cups have iron, chromium and nickel, up to the standard stainless steel cup standard is 18/8, that is, chromium accounted for 18%, nickel accounted for 8%. Such a standard to ensure that the stainless steel cup rust, corrosion resistance.

Then usually buy stainless steel cups how to determine whether it is qualified products? Zhao had given the following advice, one is to look at the mark, cup body with 18/8, or 304 stainless steel mark cup that is qualified; second, insulation cup to see its insulation standards, the simplest way is to observe the cork and cup fit, if you can see the heat dissipation that is not qualified, indicating that its seal is not good to lose the vacuum state; third, stainless steel cup is not the heavier the better. To see whether the height of the inner liner and the height of the shell is equivalent. If there is a height difference, indicating that it may contain other substances filled, can not be judged by the weight of the cup quality is good or bad.

Finally, Zhao had recommended that the public try not to use disposable cups, plastic cups or dyed ceramic cups for tea, because its high temperature resistance is not very good, easy to release harmful substances. If you really will not pick stainless steel cups, available glass cups instead of drinking tea.