clear sardines pack

in the label is a barrier layer of either siox or aluminum oxide that gives the retorted polypropylene container a twoyear shelf life.&nbsp topping the container is a seamedon steel lid with an easyopen ringpull feature.&nbsp all filling lines are same except minor modifications to the seaming rolls were required.&nbsp the ability of the backflushed gas to inhibit bacteria growth is diminished, the &ldquonew&rdquo co 2 released by the pad becomes a supplemental bacteria inhibitor. sourcehttpwww.packworld.compackagefeatureshelflifenothingfishyaboutclearsardinespackinterpack