Canned food

  • Canning home
  • Canned food for children
  • Canned - food products, especially processed and Packed for a long-term storage, which is provided by sterilization (see) product and sealing of containers. Heat sterilization is performed at a temperature of 100 degrees or higher (up to 120 degrees or greater) in autoclaves, in result of which the product is exempt from vegetative and most spore forms of microorganisms. By type of the raw material used canned divided into dairy, meat, meat, fish, vegetable and other

    Name of canned food The nutrient concentrations (in %) Calories per 100 g of the product
    proteins fats uglevody
    Milk, condensed sterilized (without sugar)
    Stewed meat (beef premium)
    Stewed pork
    Humpback salmon in own juice
    Bream in tomato sauce
    Sprats in oil
    Green peas
    Okra : pickled

    5,5
    13,8
    12,3
    17,3
    12,9
    14,7
    2,6
    1,4

    7,7
    17,7
    29,0
    6,9
    6,9
    30,4
    0,2
    12,2

    9,6
    1,1
    -
    -
    2,5
    0,4
    6,8
    6,9

    133
    226
    320
    135
    127
    345
    40
    147

    Chemical composition and caloric content of some canned food are given in table.
    Canned canned product is the most long-term storage. The age limit of canned meat - 5 years in the banks of lacquered tin and 3 years of white. Canned fish in tomato sauce canned vegetables are stored for 1 year. The main reasons for the deterioration of canned food are leakage of packing and high content in canned tin compounds of heavy metals.
    Spoilage of canned leads to biological (true) bombazo - education gases causing swelling banks. Canned true bobagem unfit for consumption and shall be destroyed. From other kinds of Bambara known chemical, carbon dioxide arising from the manufacture of canned food from fresh meat, and hydrogen Bombay caused by the release of hydrogen, resulting from the effect of organic acids on metal; physical or refrigeration, Bombay arising from increasing the amount of canned food freezing. There are false Bombay caused by defects of the closing, and also due to the expansion of air left in the Bank. When false bombagi under the pressure of the fingers bottoms easily spravlyayutsya that you cannot do with the genuine bombagi. The definition of view of Bambara and the decision on realization of canned goods is made by the doctor on the basis of an examination on the spot, and, if necessary, by laboratory analysis. The content of heavy metals in canned food may increase due to the ingress of equipment in the process of production of the tinned foods, as well as during storage due to corrosion of metal. The content of lead is not allowed in all kinds of canned food. In palude cans Pets impurities not more than 0,14%, of them lead not more than 0.04%. In the outer solder banks Pets lead not more than 65% in the manufacture of cans "the castle" and not more than 35% for seam "lap". Tin Pets in dairy canned food to 100 mg/kg in meat, fish, vegetable and fruit canned food - 200 MK/kg Salt copper is permitted in fish canned tomato sauce, 8 mg, vegetable - 10 mg, dairy canned food and fruit compotes -5 mg, tomato puree - 15 - 20 mg, tomato paste up to 80 mg/kg