For many years, chitin found in the shells of shrimp heads was considered waste and discarded without value. However, recent scientific research has revealed that chitin and its derivatives have a wide range of applications in agriculture, medicine, food, chemical industry, cosmetics, and biotechnology. These materials are not only useful in various technological fields but also play an important role in environmental protection. The processing and utilization of by-products from aquatic products offer significant economic, ecological, and social benefits.
1. **Fish Waste to Fish Oil and Fish Meal**
Fish oil is primarily used for extracting cod liver oil, but it can also replace mineral oil in leather tanning or be used in drug production for treating conditions like diabetes and hypertension. Fish meal, on the other hand, serves as a high-protein feed. Processing one ton of fish scraps can yield about 30 kilograms of fish oil and over 200 kilograms of high-quality fish meal.
2. **Fish Skin for Leather Production**
Fish skin is a valuable raw material for making leather. It is increasingly being recognized for its quality and durability. Products like shoes, gloves, and handbags made from fish leather are popular among consumers and have a high export value.
3. **Clam Shell Processing into Nacre and Shell Powder**
Nacre powder is widely used in medicine and cosmetics, while shell powder is essential in feed production. Both materials contribute significantly to different industries.
4. **Fish Bone Processing into Bone Meal**
Fish bones are boiled, dried, and ground into bone powder, which is commonly used as a feed additive. This process helps in utilizing otherwise wasted parts of the fish.
5. **Protease Extraction from Fish Guts**
Proteases extracted from fish intestines act as biocatalysts and are used in detergent manufacturing to remove stains, in food processing, and in biological research.
6. **Silver Fish Scales Processing**
Fish scales can be processed to extract silver, a valuable industrial material. It is used in pharmaceuticals, biochemistry, and even in the pearl and paint industries. Treated scales can also be turned into fishmeal, offering substantial economic returns.
7. **Fish Scale Processing for Gelatin**
Fish scales are cleaned, soaked, and treated with hydrochloric acid to remove impurities. After boiling, the gelatin is extracted, filtered, and solidified. The resulting product is used in various applications, including food and cosmetics.
8. **Shrimp Heads and Crab Shells for Chitin**
Chitin derived from shrimp heads and crab shells has diverse uses. It is used in medical treatments to boost immunity, in surgical sutures, as a water treatment agent, and in food preservation, among other areas. Its versatility makes it a highly valuable resource.
By transforming what was once considered waste into useful products, we not only reduce environmental impact but also create new economic opportunities. This sustainable approach highlights the importance of innovation and resourcefulness in modern aquaculture and food processing industries.
Disposable Piercing Guide - WPTC5
A Disposable Laparoscopic Trocar is a medical device used in minimally invasive surgery to create a small incision in the abdominal wall for the insertion of surgical instruments and a camera. It consists of a sharp, pointed tip that is inserted through the skin and into the abdominal cavity, and a sleeve that provides a pathway for the surgical instruments. Once the trocar is inserted, the sleeve is locked in place and the instruments can be inserted and removed through it. Disposable laparoscopic trocars are designed for single-use only to prevent the risk of infection and cross-contamination. They are available in different sizes and shapes to accommodate various surgical procedures.
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Changzhou Weipu Medical Devices Co., Ltd. , https://www.cnweipumedical.com