No added handmade cake survey hidden dangers of coliform bacteria exceeded – Sohu news-chompoo araya

No added handmade cake survey: hidden dangers of coliform bacteria exceeded – Sohu news September 7th, Shuangjing Carrefour laboratory, handmade cake bacterial test results. Beijing News reporter Wang Jianing random sampling of 5 handmade cake samples. Beijing News reporter Li Tingting photo in recent years, without the addition of pure handmade cake is popular, many consumers rushed to buy these products green health. However, the so-called 100 percent safe handmade cake really safe? Reporters randomly selected 5 handmade cake for testing, the results show that the total number of colonies of more than 4 kinds of samples can refer to the national standard, more than 1 samples of coliform bacteria reference value. "0 add" "manual" "safety" 100%"…… With the slogan, welcome many handmade cakes on the market greatly, more and more attention to green and healthy consumers buy these the fresh pastries. But there are a lot of people to reflect, handmade cake production process can not guarantee health, there may be excessive microbial problems. A netizen in the micro-blog message said, in a cake shop in the street to buy a handmade cake to eat, second days of severe diarrhea, went to the hospital". Are these handmade cakes really green and safe? Recently, the reporter bought 5 cakes by hand, pastry shop integrated markets, supermarkets and other channels, of which 3 declared "handmade" without adding ", sent to Beijing a level of food safety testing laboratory colony total coliform situation. Test results show that 5 kinds of handmade cakes, of which the total number of colonies of the 4 samples are higher, there are more than 3 national standards corresponding to the reference. At the same time, there are 2 kinds of cake samples detected coliform group, of which the number of coliform bacteria in the 1 samples exceeded the reference limit. Fan Zhihong, associate professor of nutrition and food safety, China Agricultural University Department of food science, is not equal to the bacterial pathogen, but if the cake in the total number of bacteria and coliform bacteria is high, the probability is higher, may cause diarrhea and other diseases. The experimental location: Beijing – a level of food safety laboratory – experimental samples: 5 kinds of handmade cake purchased through pastry shops, integrated markets, supermarkets and other channels. Experiment 1 the total number of colonies in the experimental process: the 5 handmade cake samples were taken for each of the two 25g samples. The 25g sample is put into a sterile saline 225mL dilution, then beat slap homogenier for 1 to 2 minutes, the 5 samples were made into samples of uniform liquid 1:10 and 1:100. Two different concentrations of solution samples were placed in the culture medium and incubated for 24 hours at normal temperature. Re examination of the number of colonies. The experimental results show that the total number of colonies of only one sample is less than 100cfu g, and the total number of colonies in the other 4 samples is larger. Among them, the total number of colonies of sample 1 was 13000cfu g, and the total number of samples was 4500cfu g, and the total number of samples was 580000cfu g, and the total number of samples of No. 5 was 41000cfu g (). Ting相关的主题文章: