Labthink Instruments Co., Ltd. [email protected] +86-531-85068566 Oxygen Barrier Properties Test for PET Bottles Materials The quality and shelf life of beverages, particularly fruit juices and teas, are significantly influenced by the packaging material's ability to resist oxygen permeation. PET (Polyethylene Terephthalate) bottles, a common choice for beverage packaging, are susceptible to oxygen ingress, which can lead to a host of quality issues, including: Oxidation: Oxygen can react with the vitamins, pigments, and other components of the beverage, leading to color changes, loss of flavor, and reduced nutritional value. Microbial Growth: Oxygen can create an environment conducive to microbial growth, compromising the safety and freshness of the product. Off-Flavors: Oxidation can produce off-flavors and odors that can negatively impact the consumer experience. To mitigate these issues, it is crucial to assess the oxygen permeability of PET bottles before they are used for packaging. Oxygen permeability testing measures the rate a
Open the catalog to page 1Labthink Instruments Co., Ltd. [email protected] +86-531-85068566 which oxygen molecules pass through a material. This information is essential for selecting appropriate packaging materials and optimizing packaging designs. A common method for testing the oxygen permeability of PET bottles is the equal pressure method. In this method, a sample of the material is placed between two chambers. One chamber is filled with a gas mixture containing a known concentration of oxygen, while the other chamber is filled with a gas mixture with a lower oxygen concentration. The rate at which oxygen diffuses...
Open the catalog to page 2Labthink Instruments Co., Ltd. [email protected] +86-531-85068566 Key Benefits of Oxygen Permeability Testing Product Quality: Ensures that the product remains fresh, flavorful, and nutritious. Shelf Life Extension: Helps to extend the product's shelf life by minimizing oxidation and microbial growth. Cost Reduction: Reduces product waste and recalls due to quality issues. Regulatory Compliance: Helps to meet regulatory standards and consumer expectations. By prioritizing oxygen permeability testing, manufacturers can safeguard the quality of their beverage products and maintain consumer...
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