The best form of tomato paste that is used for export and import is aseptic. It carries blue steel drums to keep it safe.
Import aseptic tomato paste
Customers who want to import tomato paste choose aseptic tomato paste. If the paste is packaged in an aseptic manner, it can be kept for a longer period of time outside of the refrigerator and in the open air without going bad. This has the most favorable advantages and characteristics when one is considering export, import, and transit over an extended period of time. When bulk tomato paste is carried over long distances it must be refrigerated but different sorts of aseptic tomato paste are not necessary. Being free from keeping in the refrigerator needs some processes which include sterilizing the tomato paste and the container which is used to carry it. The tomato paste is filled in nylons which are sterilized and hygienic. After the nylon packs are completely closed. They put them in barrels that have 220 to 230kg capacity with the lids which are made from steel. The name steel drum used for this type of container comes from here. Aseptic tomato paste is used for export and import and the buyer knows it can be kept at least for two years without being worried about the tomato paste quality. They purchase aseptic tomato paste, which is one of the forms of tomato paste that comes in barrels. This variety of tomato paste has the potential for improved storage and does not require the consumer to transport the product in a refrigerator. If it is manufactured in an aseptic setting and subsequently packaged in a vacuum, tomato paste that is considered aseptic may have a longer shelf life than tomato paste that is not considered aseptic. However, this tenacity is not brought about by the addition of salt, nor is it brought about by putting the substance in the refrigerator for an extended period of time. Instead, the increase in its lifetime can be attributed to the type of packaging that it came in. 
Aseptic tomato paste price
The tomato paste which is prepared through an aseptic process comes at a reasonable price in comparison to the quality that it has. The process of making aseptic tomato paste affects the price that the product costs. Also, the price is influenced by the high demand for aseptic tomato paste in the global market because aseptic tomato paste has been pasteurized and can be kept at room temperature for an extended period of time. The production of regular tomato paste and the production of aseptic tomato paste require precisely the same actions and pieces of machinery. The fact that they are subjected to three independent rounds of sterilization before being transferred to plastic packaging is what differentiates them from other similar products. Keep in mind that the purpose of these processes is to clear the region of any and all germs, viruses, and parasites that might be present. The vast majority of the time, these processes are carried out in settings that are completely sterile. An autoclave is a piece of specialized laboratory equipment that is utilized to achieve this goal in research establishments and laboratories. The germ is killed by the heat generated when the water is vaporized, making this apparatus an effective means of preventing the spread of disease. The aseptic tomato paste is ready when the phases of thermal sterilization of the product, sterilization of the package, and preservation of sterilization during packaging have been completed. At this point, the aseptic tomato paste can be used for international trade. Many people choose bulk tomato paste to pay less but the price is compensated when they have to use refrigerated containers while they're carrying tomato paste over a long distance. The processes which the aseptic tomato paste passes through preventing tomato paste that is aseptic from going bad during transportation and use. The price of aseptic tomato paste comes from the processes which are performed to preserve the tomato paste from going bad during transportation. 
Iran aseptic tomato paste
Having the best tomatoes that are grown up in the hot summer makes Iran one of the main exporters of different tomato products including tomato paste, puree, juice, and much more stuff you can`t name it. About 800,000 tons of the 6.4 million tons of tomatoes that are produced annually in Iran are processed into tomato paste, of which 133,000 tons are designated for the exportation of tomato paste. The total amount of tomatoes that are produced in Iran, is 6.4 million tons exported as tomato paste. With a total export value of 209.4 million USD, Iran is currently placed sixth among the top 10 nations in the world for the most popular tomato paste. This position was previously held by Turkey. Iran now sits in the top five of the top ten nations list as a result of this. The growing of tomatoes in this country throughout the course of the past few years has necessitated the use of anywhere from 130 to 190 thousand hectares of land, with an annual average of 160 thousand hectares being used for agricultural purposes. The annual production of tomatoes in Iran is calculated to be six million and four hundred thousand tons due to the country's average yield of forty tons of tomatoes per hectare. Respective of exporting tomato paste in large quantities, Iran is considered one of the manufacturers and producers of aseptic tomato paste. Aseptic tomato paste that is packed in plastic blue drums is the most acceptable way to export tomato paste, especially over long distances. Being sterilized and packed in sterilized and hygienic nylons protects the tomato paste from going bad. Also, it is free from being refrigerated which makes it the best choice to make for every buyer who needs tomato paste abroad. The target markets of Iran's aseptic tomato paste are mostly Iraq, Russia, UAE, Afghanistan, and many more countries. 