Sample Degradation Test in Marine EnvironmentThe accumulation of marine debris has become a serious global issue, with significant ecological and economic implications. CD BioSustainable simulates real-world marine ecological conditions to provide clients with testing services that evaluate the degradation behavior of plastics, chemicals, bio-based materials, and various types of waste under the influence of seawater, sediments, and marine organisms.
Marine environment sample degradation tests evaluate the decomposition of materials (especially plastics) under oceanic conditions. Degradation refers to the breakdown of large molecules into smaller ones driven by environmental factors, including UV radiation, temperature changes, and microbial activity. In marine settings, tests examine material disintegration, mass loss, and eventual mineralization into CO₂ and water.
Fig. 1 Biodegradation of plastics in the marine environment. (Briassoulis D., et al., 2024)Various methods are employed to simulate different marine conditions:
CD BioSustainable offers a suite of services designed to provide a comprehensive understanding of material degradation in marine environments.

Customized Test Protocols
Our services encompass the full range of marine degradation test methods, from simulating the pelagic domain to assessing biodegradation in the sublittoral zone. We work closely with our clients to design customized test protocols that align with their specific needs, whether they are developing new products for the marine industry or evaluating the environmental performance of existing materials.

Cutting-Edge Analytical Capabilities
Our laboratory is equipped with advanced analytical tools, including dynamic mechanical analyzers, scanning electron microscopes, and gas chromatography-mass spectrometry systems. This cutting-edge equipment allows us to provide detailed, data-driven assessments of the physical, chemical, and biological changes that occur in plastic samples during marine exposure.

Collaborative Approach
We believe in a collaborative approach to problem-solving. Our team of experts works closely with clients to interpret the test results and provide actionable insights that inform product design, material selection, and environmental impact mitigation strategies. We are committed to staying at the forefront of marine degradation research, continuously exploring new methods and technologies to support our clients' goals.
Understanding the impact of temperature on degradation is crucial. CD BioSustainable can simulate a range of marine temperatures to assess how seasonal changes affect material breakdown. The sample types we work with include:
From conventional plastics like polyethylene to biodegradable alternatives, we test a wide range of materials.
Materials that combine plastic with other substances, often used in marine applications for their strength and durability.
These are designed to break down more quickly in the environment, and our tests help determine their effectiveness.
Sample degradation tests in marine environments are a critical tool in the fight against marine pollution. By providing detailed, scientifically rigorous assessments of how materials break down in the sea, these tests support the development of sustainable materials and inform effective waste management strategies. At CD BioSustainable, we are committed to providing the highest quality testing services to support a healthier marine environment. If you are interested in our services, please contact us for more information.
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Our products and services are for research use only and cannot be used for any clinical purposes.