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Discover the Ultimate Combination for Freshness. MAPAX® Solutions for Packaging in Modified Atmosphere Prolong Shelf-Life the Natural Way

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Discover the Ultimate Combination for Freshness. MAPAX® Solutions for Packaging in Modified Atmosphere Prolong Shelf-Life the Natural Way Discover the ultimate combination for freshness. MAPAX® solutions for packaging in modified atmosphere prolong shelf-life the natural way. 2 Table of contents Contents. 4 Introduction 6 MAP benefits 8 MAP – Modified Atmosphere Packaging 12 Packaging materials 16 Packaging machines 18 AGA: BIOGON® food grade gases and gas supply 20 MAPAX® solutions for packaging in modified atmosphere 24 MAPAX® – best for meat and meat products 28 MAPAX® – best for fish and seafood 32 MAPAX® – best for dairy products 36 MAPAX® – best for fruits and vegetables 40 MAPAX® – best for dry foods and bakery products 44 MAPAX® – best for prepared foods and catering 48 FAQ 51 Glossary 54 Reference literature ® MAPAX and BIOGON are registered trademarks of the Linde Group. LASER- LINE® total gas solution 4 Introduction MAP – an innovative response to food deterioration. Taking a leaf out of nature’s book, AGA provides innovative solutions to seal in the natural freshness and flavor of foodstuffs – without the use of chemical preservatives. Winning the race against time Nowadays, good food has to be healthy, minimally processed and attractively packaged – as consumers’ expectations from foodstuffs are continuously rising. Consequently, demands on food producers and producers of packaging machines and materials are increasing too. The consumer of today reacts sensitively when it comes to artificial additives. There is a strong trend towards being able to purchase and prepare fresh foodstuffs and readymade dishes at any time, as if they came directly from the food manufacturer. Food safety and easy access to all kinds of foodstuffs are very important. Therefore, it is becoming more and more difficult to meet consumers’ great expectations. It is also becoming clear that the time factor is crucial. Introduction 5 The challenge: maintaining freshness The solution: MAP From the very moment fruit is picked, corn is harvested or fish is caught, In order to prevent this loss of natural freshness and quality, an ef- the race against time begins. From now on, natural deterioration fective and intelligent concept of food preservation has been develo- and spoilage (internal factors like water activity, pH-value, type and ped – MAP. Through the use of natural gases and adequate packaging quantity of product microorganisms) endanger the quality and shelf- materials and machines, the quality of foodstuffs is maintained and life of the foodstuff. However, external factors (hygienic conditions their shelflife enhanced. while processing, temperature etc.) also pose a threat to the product’s freshness. It is therefore of critical importance how the product is handled in the processing stage, on the filling line or during the chilling process prior to packaging. Particular emphasis must be placed on the packaging stage, because the way the foodstuff is packaged is decisive when it comes to prolonging shelf-life and guaranteeing food safety for the consumer. In the race against time, you profit by rationali- zing your logistics. Even perishable products can be transported farther, still arriving fresh and appetizing for sale over an extended period. 6 MAP benefits MAP benefits. A short story about long-term profits Extending the product range The success story begins with the consumers’ buying decision. Which Packaging with protective gases and thus increasing the product’s foodstuffs do they buy and which ones do they refuse? And why? MAP shelf-life offers the possibility of successfully establishing new products individual packaging solutions are based on consumer statistics and on the market and thus extending the product range. Revenues are intensive market research in order to be able to react directly to consu- increased by offering more products in the shops, e.g. fresh pizza or mer preferences and buying patterns. By packaging the foodstuff in a ready-made salads. modified atmosphere, it is possible to maintain high quality and extend shelf-life by days or even weeks. Products that previously could not be stored fresh throughout the distribution chain can now be offered in Increasing productivity, rationalizing distribution shops without sacrificing quality. There are decisive economic advan- tages for the particular companies using MAP. This technology opens MAP simplifies all distribution logistics because goods can be delivered up new markets and simplifies distribution logistics for the successful less frequently and across longer distances. This enhances planning promotion of sales and profits. flexibility and rationalizes the workflow from the delivery of the raw material to transporting the goods to the shops or intermediate stores. Due to prolonged shelf-life, the food manufacturer is able to provide new markets with his goods and radically extend his geographical sales MAP benefits 7 region. This is another important advantage when operating on a global tively to the product. In addition to this, doing away with preservatives market which is increasingly dominated by large-scale companies. In increases the sales volume and has a positive effect on the company’s some sectors there are strong fluctuations in the availability of raw ma- image. terials. For example, seasonal bottle-necks have to be bridged or peaks balanced. The supply of products of consistently high quality has to be guaranteed at any time. Output can be arranged regularly, consequent- Reduced spoilage and returns ly utilities and workforce remain balanced throughout. All these factors increase the productivity and the efficiency of the company. Fresh food that is not sold in time is returned. This is a large-scale problem that seriously affects productivity. MAP makes it possible for products to maintain a safe level of quality. The results are reduced Higher availability, greater market share spoilage and fewer returns. By using MAP, days if not weeks of highquality shelf-life are gained du- ring which your products are available to the consumers. Sales figures soar with every additional day. As many renowned companies have proved, MAP results in successful product sales and raises the market share. The bigger the market share, the more consumers react posi- 8 MAP – Modified Atmosphere Packaging MAP – Modified Atmosphere Packaging. Low temperatures are very important for the shelf-life of chilled food Deterioration processes and appropriate gases Spoilage starts immediately Food is a biological, sensitive substance. Original freshness and shelf- It is primarily microbial and chemical/ biochemical deterioration life are affected by the inherent properties of the product just as much that destroys food. Microbial deterioration starts immediately after as by external factors. Internal factors affecting quality are: harvesting or slaughtering. The presence of microorganisms can be traced back to the raw materials, the ingredients and the environment. → the type and quantity of microorganisms Microorganisms are found everywhere in our surroundings, e.g. on our → water activity aw skin, on tools and in the air. For this reason, good hygienic conditions → pH-value must be maintained throughout the processing chain. The ways in → cell respiration which microorganisms bring about spoilage vary depending on the type → food composition of organism and the foodstuff itself. Basically, microorganisms can be → External factors affecting the inherent divided into two categories: aerobic and anaerobic. Aerobic organisms → quality: require the presence of oxygen (O2) to survive and multiply. Anaerobic → temperature organisms, on the other hand, grow in the absence of oxygen. Aerobic → hygienic conditions microorganisms include Pseudomonas, Acinetobacter and Moraxella, → gas atmosphere which spoil food by decomposing and producing substances that give a → processing methods bad taste and odor. Anaerobic microorganisms include Clostridium and → MAP – Modified Atmosphere Packaging Lactobacillus. When foodstuffs are handled incorrectly, Clostridium can generate a toxin. Lactobacillus, on the other hand, is a harmless bacteri- um that turns the food sour by producing lactic acid. MAP – Modified Atmosphere Packaging 9 Low temperature is a highly effective inhibitor oxidation of unsaturated fats in the presence of atmospheric oxygen, causing the product to turn rancid. Enzymatic reactions caused by po- Temperature is one of the most important factors controlling microbi- lyphenol oxidase, for example, bring about the brown discoloration of ological activity. Most microorganisms multiply optimally in the 20 to sliced fruits and vegetables. Oxygen, however, is important in maintai- 30 °C range and show reduced growth at lower temperatures. Careful ning the red color of cut meat. temperature monitoring is therefore vital during all food handling and distribution stages. Chilling alone, however, will not solve all microbi- ological problems. There are some psychrophilic bacteria, e.g. Pseudo- monas, that multiply at relatively low temperatures. For such organisms, other defenses must be resorted to, such as a modified atmosphere. Solubility in water at Pgas = 100 KPa gram/kilogram at 15 °C. a pH-value Temp. Gas (CO ) Oxygen causesw chemical breakdown 2 Carbon dioxide, CO2 1.62 The chemical reactions may be oxidation of vitamins or lipids or caused Argon, Ar 0.06 by enzymes. The chemical breakdown of lipids is the primary process Oxygen, O2 0.04 in dry or dehydrated foodstuffs and in high-fat fish. This is due to the Nitrogen, N2 0.02 3.08 2.64 O 2 Hurdle concept 2.20 1.76 dissolved/kg H 2 g CO 1.32 0.88 aw pH-value
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