د.عبد الحفيظ البلعزي2024-11-272024-11-27https://dspace.academy.edu.ly/handle/123456789/397Furthermore, excessive intake a quantity of nitrates and nitrites are found in diet may cause toxic effects associated with the formation of methemoglobinemia, the named blue baby syndrome which produced by oxidation of hemoglobin by nitrite syndrome. So, measurement of nitrate detected in food is crucial to have more knowledge about nitrate food intake.here are increasing concentration of nitrate level in food products such as meat, cheese, fish, and different kinds of foods. It has been found that cheese is among the most consumed foods in daily meals, as it adds a wonderful taste to various dishes. However, most types of cheese contain microbial contaminants, which are known as microbial contaminants. These contaminants are produced if a preservative is not added to the cheese. Therefore, preservatives such as sodium or potassium nitrates, which are given food additive numbers E251 and E252, respectively, are added to reduce or prevent their presence. Cheese also helps prevent the appearance of swelling, which improves its appearance, shape, and prolongs its shelf life.تقدير ايون النترات لأنواع المختلفة من الجبن الأبيض في الأسواق الليبية