Study on the metal content of some popular canned vegetables and fruit juice

ABSTRACT

Due to the increased popularity of canned food in Egypt, this study was carried out to evaluate the amount of inorganic residue present in canned fruit and vegetable products and to determine quantitatively some metals known for their toxicity and those known for their high nutritional value. The study was carried out on tomato paste, peas, okra and bean, in addition to guava, mango and apricot, collected from Edfina Company for Preserved Food, Alexandria. Canned beans and okra exceeded standard limits for zinc, and all canned vegetables exceeded the standard for copper. All canned fruit juices were within the permissible limit for zinc and copper. However, canned vegetables showed very high levels of lead