Nitrosamine yana daya daga cikin manyan cututtukan daji guda uku da aka sani a duniya, sauran biyun sune aflatoxins da benzo[a] pyrene.Nitrosamine an kafa shi ta hanyar nitrite da amine na biyu a cikin furotin kuma an rarraba shi sosai a cikin yanayi. Abubuwan da ke cikin nitrosamine a cikin kifin gishiri, busassun shrimps, giya, naman alade da tsiran alade yana da girma. Tsawon lokaci mai tsawo don cika da nama da kayan lambu kuma na iya samar da nitrite. Nitrite da nitrate sune gishirin inorganic na yau da kullun a cikin abinci na yau da kullun da ruwan sha. Gabaɗaya an yarda cewa yawan cin waɗannan abubuwan na iya haifar da methemoglobinemia kuma yana haifar da nitrosamines na carcinogenic a jiki.Nitrate da nitrite sune gurɓataccen ion a cikin GB 2762-2017 mai suna "Ma'aunin Tsaron Abinci na Ƙasa - Iyakar ƙazanta a cikin abinci".GB 5009.33-2016 mai suna "Ka'idojin Tsaron Abinci na Ƙasa don Ƙaddamar da Nitrite da Nitrate a cikin Abinci" shine don daidaita ƙayyadaddun waɗannan abubuwa guda biyu, da kuma ion chromatography kamar yadda hanyar farko ta kasance cikin daidaitattun.
Samfurori suna pretreated bisa GB/T 5009.33, kuma bayan hazo furotin da cire mai, ana fitar da samfuran kuma ana tsarkake su ta hanyoyin da suka dace.Amfani da CIC-D160 ion chromatograph, SH-AC-5 anion shafi, 10.0 mM NaOH eluent da bipolar bugun jini hanya, a karkashin shawarar chromatographic yanayi, da chromatogram ne kamar haka.
Lokacin aikawa: Afrilu-18-2023