Author: Impactamídia

Aquatech Amsterdam 2025

Posted on by Impactamídia

11-14 mar 2025
RAI Amsterdam

Over 25,000 water professionals from all over the world will be at Aquatech Amsterdam. You meet other water professionals, expand your knowledge, discover new technologies and visit market leaders and start-ups.

Since 1968, Aquatech Amsterdam has been the only show in the world covering ONLY water and EVERY aspect of water. At Aquatech Amsterdam, the spotlight is on 900 exhibitors, 350+ speakers, product launches, award-winning innovations and every corner of the water world.

Visit AKSO at Stand 01.215

www.aquatechtrade.com/amsterdam

The Vital Role of Dissolved Oxygen Measurement in Aquaculture

Posted on by Impactamídia

The Vital Role of Dissolved Oxygen Measurement in Aquaculture 

In the world of aquaculture, maintaining the right balance of dissolved oxygen (DO) in water is crucial for the health and growth of aquatic species. As a key parameter in aquatic environments, dissolved oxygen directly affects the metabolic processes of fish and other aquatic organisms. Ensuring optimal oxygen levels can significantly enhance productivity and reduce the risk of disease and mortality.

Why Dissolved Oxygen Matters

Dissolved oxygen is essential for the survival of aquatic life. Fish, shellfish, and other aquatic organisms rely on DO for respiration. When oxygen levels are too low, it can lead to hypoxia, which stresses aquatic animals, impairs growth, and can even result in mass die-offs. Conversely, excessive oxygen can also be harmful, causing gas bubble disease and other complications.

Properly monitoring and managing dissolved oxygen levels can help aquaculture operations achieve several key benefits:

  • Enhanced Growth Rates: Adequate oxygen levels support optimal metabolic rates, promoting faster growth and better feed conversion.
  • Reduced Disease Risk: Stable DO levels reduce the likelihood of disease outbreaks by minimizing stress and creating a more favorable environment for aquatic organisms.
  • Improved Water Quality: Regular monitoring helps in maintaining overall water quality, contributing to a healthier aquatic ecosystem.

The Optical Probe Advantage

When it comes to measuring dissolved oxygen, the choice of equipment can greatly impact the accuracy and efficiency of your monitoring efforts. Optical probes, such as those offered by Akso, stand out as the superior choice for several reasons:

  1. High Accuracy and Precision: Optical probes use advanced technology to provide highly accurate and reliable DO measurements. Unlike traditional electrochemical sensors, optical sensors are less prone to interference from other substances in the water, ensuring precise readings.
  2. Low Maintenance: Optical probes require minimal maintenance compared to conventional DO meters. They do not need frequent calibration or replacement of membranes, reducing downtime and operational costs.
  3. Extended Lifespan: The robust design of optical probes ensures a longer lifespan, making them a cost-effective investment for aquaculture operations. Their durability means they can withstand harsh conditions and continue to deliver consistent performance over time.
  4. Fast Response Time: Optical sensors offer rapid response times, allowing for real-time monitoring and quick adjustments to maintain optimal oxygen levels. This capability is crucial for preventing sudden drops in DO and ensuring a stable environment for aquatic species.
  5. Ease of Use: With user-friendly interfaces and straightforward setup procedures, optical probes are easy to integrate into existing systems. This ease of use allows aquaculture professionals to focus more on managing their operations rather than dealing with complex equipment.

Introducing the AK121: Your Ideal Portable Dissolved Oxygen Meter

For those seeking a reliable and efficient solution for dissolved oxygen measurement, Akso offers the AK121, a portable dissolved oxygen meter equipped with an advanced optical probe. The AK121 is specifically designed for the demanding needs of aquaculture, providing accurate and convenient DO measurements in various conditions.

Key Features of the AK121 Include:

  • Automatic Temperature Compensation (0 to 40°C) and manual adjustments for altitude (0 to 3500m) and salinity (0 to 45ppt), ensuring accurate readings regardless of environmental changes.
  • Two-Point Calibration: Adjustable at 0% and 100% saturation for precise calibration.
  • Automatic Shut-Off: Saves battery life by turning off the device when not in use.
  • Configurable Display Illumination: Allows users to adjust the screen brightness for optimal visibility.
  • Computer Communication: Data transfer capability in .csv format for easy analysis and record-keeping.
  • GLP (Good Laboratory Practice) Compliance: Includes features such as recording the date and time of the last calibration and notifications for expired calibration.
  • Memory Storage: Capacity to store up to 999 records for comprehensive data tracking.

Conclusion

In summary, the measurement of dissolved oxygen is a critical aspect of successful aquaculture management. Ensuring that aquatic environments have the right levels of DO can lead to healthier, faster-growing aquatic species and more efficient operations. With the AK121 from Akso, you gain access to a state-of-the-art optical probe that offers high accuracy, low maintenance, and ease of use, making it the ideal choice for precise and reliable DO monitoring.

By choosing the AK121, you can enhance the health of your aquatic life, optimize growth, and achieve better overall results in your aquaculture endeavors.

Aquafuture Spain 2025

Posted on by Impactamídia

20-22 May 2025

IFEVI Instituto Ferial de Vigo

The International Aquaculture Industry Exhibition, Aquafuture Spain, is the largest technological, training, informative and commercial meeting of the aquaculture sector in southern Europe. More than 150 exhibitors from 24 countries and 2,500 professional visitors participated in its second edition that takes place in Pontevedra, Spain.

Visit AKSO at Stand D41

https://aquafuturespain.com

Measuring pH in Bovine Carcasses

Posted on by Impactamídia

Measuring pH in Bovine Carcasses: Technique and Importance

Accurate pH measurement in bovine carcasses is crucial for assessing meat quality and ensuring proper processing conditions. This measurement is vital for evaluating the physiological state of the meat and predicting its tenderness, shelf life, and safety.

Technique for pH Measurement

To measure the pH of bovine carcasses effectively, follow these guidelines:

  1. Electrode Placement: When measuring pH in the loin of an intact bovine carcass, it is crucial to select an optimal insertion point to obtain accurate results. For the best pH measurement, insert the electrode between the 10th and last ribs. This specific location in the loin area provides a representative sample of the muscle’s pH and is less affected by surface contamination or bone proximity. Proper electrode placement at this site ensures accurate and reliable pH values, crucial for assessing meat quality and tenderness.
  2. Penetration Depth: Insert the electrode into the muscle to a depth of approximately 2-3 centimeters. This depth ensures that the electrode is embedded in the muscle tissue, avoiding contamination from the surface and obtaining a more accurate reading of the internal pH.
  3. Avoiding Contamination: Ensure that the electrode does not come into contact with any surface contaminants, such as blood or debris. Clean the electrode thoroughly before and after each measurement to prevent cross-contamination between carcasses.

Importance of pH Measurement

  1. Meat Quality and Tenderness: The pH level of meat is a critical factor in determining its tenderness and quality. Immediately after slaughter, the muscle pH is high and gradually drops as the carcass cools and glycogen is converted to lactic acid. Proper pH decline is essential for meat tenderness. If the pH falls too rapidly or too slowly, it can lead to undesirable qualities such as toughness or excessive spoilage.
  2. Shelf Life and Safety: pH levels influence the shelf life and microbial stability of meat. A lower pH helps inhibit the growth of spoilage bacteria and pathogens, extending the meat’s shelf life and ensuring safety. Monitoring pH helps in maintaining optimal processing conditions and quality control throughout the production process.
  3. Predicting Processing Outcomes: Accurate pH measurements can predict the final quality of the meat products, including factors like color, texture, and flavor. Understanding the pH at different stages allows processors to make informed decisions about aging, marinating, and other treatments that can enhance meat quality.

Conclusion

In summary, measuring the pH of bovine carcasses is essential for ensuring meat quality, tenderness, and safety. By accurately placing the electrode in the muscle tissue and monitoring the pH, processors can control and enhance meat quality, optimize processing conditions, and ensure a consistent and high-quality product. Proper pH management directly impacts the 

tenderness and overall desirability of the meat, making it a key parameter in meat processing and quality control.

The acceptable pH level for MSA carcasses is below 5.71. Carcasses with a pH higher than 5.70 exhibit reduced and more variable eating quality. Carcasses with an ultimate pH exceeding 5.70 are classified as dark cutting, typically presenting a dark purple meat color.

SUMMARY TEXT

Measuring pH in Bovine Carcasses: Technique and Importance

Accurate pH measurement in bovine carcasses is essential for evaluating meat quality and ensuring proper processing. To effectively measure pH:

  1. Electrode Placement: Insert the electrode between the 10th and last ribs in the loin area. This position provides a representative sample of the muscle’s pH, minimizing the impact of surface contamination and bone proximity.
  2. Penetration Depth: Embed the electrode 2-3 centimeters into the muscle tissue to avoid surface contamination and obtain accurate readings.
  3. Avoiding Contamination: Keep the electrode free from contaminants like blood or debris by cleaning it thoroughly before and after use.

Importance of pH Measurement

  • Meat Quality and Tenderness: pH levels determine meat tenderness. The pH should decline properly after slaughter; deviations can lead to toughness or spoilage.
  • Shelf Life and Safety: Lower pH levels inhibit spoilage and pathogens, extending shelf life and ensuring safety.
  • Predicting Processing Outcomes: Accurate pH measurements predict meat quality, including color, texture, and flavor, aiding in processing decisions.

Conclusion

Monitoring pH is crucial for maintaining meat quality, tenderness, and safety. For MSA carcasses, the acceptable pH is below 5.71. Carcasses with a pH above 5.70 are considered dark cutting and may show a dark purple color, indicating reduced quality.

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