Bakin karfe mai darajan abinci yana nufin kayan bakin karfe da suka dace da ka'idojin kasa na Jamhuriyar Jama'ar Sin / Ka'idodin Tsaftar Kayan Kayan Karfe GB 9684-88. Da gubar da abun ciki na chromium ya yi ƙasa da na bakin karfe na gabaɗaya.
Lokacin da manyan karafa da kayayyakin bakin karfe ke yin ƙaura da ake amfani da su sun wuce iyaka, yana iya yin illa ga lafiyar ɗan adam. Saboda haka, Matsayin Tsaron Abinci na Ƙasa na "Kayan Karfe Bakin Karfe" (GB9684-2011) ya kafa ƙaƙƙarfan ƙa'idodi don hazo na nau'ikan ƙarfe masu nauyi kamar chromium, cadmium, nickel, da gubar a cikin kayan dafa abinci. Dalili ɗaya shine saboda haɓakar abubuwan da ke cikin manganese a cikin bakin karfe, ana samun asarar ayyuka kamar juriya na lalata da tsatsa na mai dafa abinci. Da zarar abun ciki na manganese ya kai wani ƙima, wannan samfurin ba za a iya amfani da shi azaman mai dafa abinci ba ko kuma ba za a iya kiransa mai dafa abinci bakin karfe ba. Amma ko da tare da irin wannan babban abun ciki na manganese, gabaɗaya babu wani tasirin lafiya. 304 bakin karfe shine bakin karfe na gama gari, wanda kuma ake kira 18-8 bakin karfe a masana'antar. Its lalata juriya ne mafi alhẽri daga 430 bakin karfe, high lalata juriya, da kuma high-zazzabi juriya, mai kyau aiki yi, don haka shi ne yadu amfani a masana'antu, furniture ado, da kuma masana'antu na likita, misali, wasu high quality bakin karfe tableware. bandaki, kayan kicin.
Domin kiyaye juriyar lalata bakin karfe, dole ne karfe ya ƙunshi fiye da 17% chromium da fiye da 8% nickel. Idan aka kwatanta, 201, 202 bakin karfe (wanda aka fi sani da babban manganese karfe) ana amfani da shi gabaɗaya a cikin samfuran masana'antu kuma ba za a iya amfani da shi azaman kayan abinci ba, saboda: Abubuwan da ke cikin manganese sun zarce ma'auni, yawan cin manganese a jikin ɗan adam zai haifar da lalacewa. tsarin juyayi.
A cikin rayuwar yau da kullun, muna da yuwuwar tuntuɓar samfuran bakin karfe, kuma kwalabe na lantarki na bakin karfe na ɗaya daga cikinsu. Yana da wuya a gane waɗanne ne "201"? Wanne ne "304"?
Don bambance waɗannan nau'ikan kayan ƙarfe daban-daban, hanyar a cikin dakin gwaje-gwaje shine galibi don gano abubuwan abubuwan. Akwai bambanci mai mahimmanci a cikin nau'in karfe na kayan daban-daban na bakin karfe. Ga masu amfani na yau da kullun, wannan hanyar tana da ƙwarewa sosai kuma ba ta dace ba, kuma mafi dacewa shine amfani da wakili na gwajin abun ciki na manganese 304. Kawai buƙatar sauke akan saman don gano ko kayan yana da abun ciki na manganese wanda ya wuce misali, ta haka ne ke bambanta bakin karfe 201 da bakin karfe 304. Kuma don bambanci tsakanin bakin karfe 304 na yau da kullun da bakin karfe mai nau'in abinci, ana buƙatar ƙarin cikakken gwajin dakin gwaje-gwaje don bambanta. Amma muna bukatar mu san cewa abun da ke ciki na abinci-sa bakin karfe ne mafi stringent, yayin da masana'antu bakin karfe ne mafi sauki.
Abubuwan da suka dace da takaddun shaida na GB9684 na ƙasa kuma suna iya shiga cikin hulɗa da abinci da gaske ba tare da cutar da jiki ba. GB9864 bakin karfe abu ne na bakin karfe wanda ya dace da ma'auni na GB9684 na kasa, don haka GB9864 bakin karfe bakin karfe ne. A lokaci guda, abin da ake kira 304 bakin karfe ba a buƙatar samun takaddun shaida ta ma'aunin GB9684 na ƙasa. Bakin karfe 304 bai yi daidai da bakin karfen abinci ba. Bakin karfe 304 ba kawai ana amfani dashi a cikin kayan dafa abinci ba amma kuma ana amfani dashi sosai a masana'antar. A lokacin siye, samfuran yau da kullun za a yiwa alama da “makin abinci 304 bakin karfe” a saman bangon samfurin da bangon ciki na samfurin, kuma samfuran da aka yiwa alama da “abinci-GB9684″ sun fi aminci.
Lokacin aikawa: Agusta-29-2023