On the 6th, the State Inspection and Quarantine Administration announced the results of the national supervision and random inspections of the quality of green tea products, and the rare earth content of the two products exceeded the standard. This time, a total of 100 kinds of green tea products produced in Shanghai, Jiangsu, Zhejiang, Anhui, Shandong, Hubei, Hunan, Jiangxi, Henan, Sichuan, Shaanxi, including 95 green tea products produced by 95 provinces and municipalities. The spot check found that "LU Xiang" Mao Feng Tea of u200bu200bShanghai Green Ye Xiang Tea Co., Ltd. and the "Yijiang South" cloud -fogmal tea at Hangzhou Yijiang South Tea Co., Ltd., the rare earth content was unqualified.
It is understood that because rare earth has a "hormone -like" effect on plants, it has obvious effect on the production of tea trees and is conducive to improving the quality of tea. Therefore, it is often regarded as "fertilizer." However, due to the low content of rare soil per kilogram of tea, the content of tea soup after tea is lower, and people's intake is quite limited. Although consumers do not have to worry too much about drinking tea intake, they affect their health, but consumers are in You still need to be cautious when choosing tea.
Experts suggested that when consumers choose tea, in addition to identifying the labels on the product packaging, they should personally feel whether the tea leaves are dry and whether the tea leaves are fresh, try to choose better well -known brand tea leaves If necessary, ask the merchant for the test report of the authoritative testing agency.
What is rare earth:
Rare earth is a 15 elements in the cycle of the chemical element and two elements that are closely related to them -a total of 17 elements of 钪 and 钇element. In the 1980s, the Studies of the Beijing Nonferrous Metals Research Institute showed that the permitted intake of people was 14-24m g. In 2002, after research, the minimum toxic effect of rare earth was 2.0m g/kg, and it was observed to be good for health at the same time less than 0.05m g/kg dosage.
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