Author Archive: Guanliyuan

Aluminum Bio-Bags: Mold & Contamination Proof

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The Biological Evidence Storage Bag is a high-quality aluminum vacuum-sealed bag designed specifically for the safe storage and transportation of biological evidence. This durable bag offers exceptional protection against mold, contamination, and environmental factors, ensuring that biological samples remain intact and uncontaminated. The vacuum-sealed design provides an airtight environment, safeguarding samples from external moisture, humidity, and temperature fluctuations.

Key Features:

  1. Aluminum Construction: Provides robust protection against external environmental elements like moisture, UV rays, and temperature changes.

  2. Vacuum Sealing: The vacuum-sealed design eliminates air, reducing the risk of contamination and mold growth, while enhancing sample preservation.

  3. Mold and Contamination Prevention: The bag’s airtight seal and aluminum barrier keep biological evidence safe from mold, bacteria, and other contaminants.

  4. Tamper-Evident Design: Features tamper-evident seals to ensure the integrity of the sample during transit and storage.

  5. Easy Labeling and Handling: Equipped with a clear labeling space to mark details like sample ID, date, and type of evidence for easy identification.

  6. Durable and Leak-Proof: Designed for long-term storage, the bag is durable and resistant to punctures or tears, ensuring reliable storage.

Operational Use:

  1. Preparation: Open the aluminum vacuum bag and insert the biological sample into the bag.

  2. Vacuum Sealing: Use a vacuum sealing machine to remove excess air and securely seal the bag.

  3. Labeling: Clearly label the bag with relevant case information, sample ID, and collection date.

  4. Storage: Store the sealed bag in a controlled environment, ensuring it is kept away from direct sunlight and extreme temperatures.

  5. Transport: For transportation, ensure the bag remains sealed and is handled in a way that prevents damage to the evidence.

Scope:
This Biological Evidence Storage Bag is commonly used in law enforcement, forensic laboratories, and medical facilities to securely store biological evidence such as blood, saliva, semen, and other bodily fluids. It is also used for the safe transportation of forensic samples to prevent degradation and contamination during analysis or legal proceedings.

Single-Ring Blood Card: Standard & Long-Term

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The Classic Single-Ring Blood Sample Collection Card (Single Card) offers a reliable and standardized method for blood sample collection and long-term storage. This innovative card is designed to preserve DNA integrity while maintaining ease of use for both medical and forensic applications. The single-ring design allows for accurate sample application, reducing contamination risks, and ensuring that the blood remains securely stored under room temperature for extended periods.

Key Features:

  1. Standardized Collection: Ensures consistent blood sample application, making it ideal for both individual and mass screenings.

  2. Long-Term DNA Storage: Suitable for storing blood samples at room temperature for extended periods, ensuring that DNA remains viable for analysis.

  3. Easy Sample Application: The single-ring design simplifies the process of blood collection, reducing human error.

  4. Minimized Risk of Contamination: Built to reduce the chances of cross-contamination, maintaining the integrity of the sample.

  5. Forensic-Grade Design: Ideal for forensic investigations, paternity testing, and medical diagnostics.

  6. Sterile Packaging: Each card comes in a sterile package to avoid contamination before use.

Operational Use:

  1. Preparation: Open the sterile packaging and prepare the card by holding it by the edges to avoid contamination.

  2. Blood Application: Place a small drop of blood inside the ring on the card and spread it evenly within the circle.

  3. Drying: Allow the sample to dry completely before storing it in a designated storage bag or box.

  4. Storage: The card can be stored at room temperature for long-term DNA preservation.

  5. Transportation: Ensure the sample is properly sealed and labeled for forensic or medical transport.

Scope:
The Classic Single-Ring Blood Sample Collection Card is commonly used in forensic investigations, medical diagnostics, paternity testing, and large-scale blood sample collection projects. It is ideal for scenarios that require room-temperature storage of blood samples while maintaining sample integrity for future analysis.

Type II Cell Collector: Micro DNA Adhesion & Storage

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The Small Forensic Cell Collector (Type II) is a specialized tool designed for the collection, adhesion, and long-term storage of micro DNA samples. Its compact size and high-efficiency adhesive properties make it ideal for forensic investigations where precision and minimal sample loss are crucial. The Type II version features advanced technology to ensure optimal retention of cellular material, enabling successful DNA analysis even from trace biological evidence. Whether used at crime scenes or in laboratories, this collector guarantees sample integrity throughout the collection and storage process.

Key Features:

  1. Small and Compact: Perfect for collecting micro DNA samples from small or hard-to-reach areas.

  2. Efficient Adhesion: Utilizes high-performance adhesive material that ensures excellent DNA sample collection with minimal loss.

  3. Long-Term Storage: Designed for long-term storage without compromising the integrity or quality of the DNA sample.

  4. Forensic-Grade Quality: Meets forensic standards, making it ideal for crime scene investigation and evidence collection.

  5. Sterile and Safe: Packaged sterile to avoid contamination during collection and storage.

  6. Easy Handling: Simple to use with no complex setup, making it accessible for both forensic experts and non-specialized personnel.

Operational Use:

  1. Activate the Collector: Open the sterile package and remove the Small Forensic Cell Collector.

  2. Collect the Sample: Gently press the adhesive side of the collector onto the surface from which the DNA sample is to be gathered.

  3. Store the Sample: Once the sample has adhered to the collector, store it in a designated sterile tube or bag for long-term preservation.

  4. Transport: Ensure that the sample is labeled and stored according to forensic and legal protocols during transport to the laboratory.

Scope:
The Small Forensic Cell Collector (Type II) is widely used for the collection of micro DNA samples in forensic science, crime scene investigations, and laboratory research. It is particularly useful in cases where the available sample is limited, such as collecting DNA from hair, skin cells, or minute biological traces.

10cm Sampling Swabs: For Bio-Evidence & Lab

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The 10cm Specialized Sampling Swab is an advanced tool designed for collecting biological evidence and laboratory samples. Its precision and versatility make it ideal for both forensic investigations and scientific research. With a 10cm length, this swab offers an optimal size for detailed sample collection from a variety of surfaces, including skin, textiles, and laboratory equipment. This swab ensures safe, efficient, and contamination-free collection, maintaining the integrity of the samples for further analysis.

Key Features:

  1. 10cm Length: Perfect for reaching confined areas or larger sample surfaces.

  2. Specialized for Biological Evidence: Ideal for collecting biological samples such as blood, saliva, and semen.

  3. Laboratory-Grade Quality: Suitable for precise scientific research and sample collection in lab environments.

  4. Sterile and Safe: Individually packaged and sterilized to prevent contamination, ensuring the integrity of samples.

  5. High DNA Collection Efficiency: Designed to maximize sample retention and DNA transfer for forensic analysis.

  6. Easy to Use: Simple application process, making it perfect for crime scenes, medical, and laboratory professionals.

Operational Use:

  1. Activate the Swab: Gently press the 10cm swab onto the surface or sample collection area.

  2. Collect the Sample: Use the swab’s absorbent tip to gather biological material or laboratory specimens.

  3. Seal and Transport: After collection, place the swab into a sterile storage tube or bag for transport to a forensic lab or research facility.

  4. Ensure Sample Integrity: Label and document the collected sample for traceability.

Scope:
This 10cm Specialized Sampling Swab is widely used in forensic evidence collection, particularly for blood, saliva, and other bodily fluids. It’s also invaluable in laboratory research for collecting samples from delicate or hard-to-reach areas. Its versatile use makes it suitable for law enforcement, medical professionals, and laboratory technicians.

Push-Style Swabs: For On-Site Bio-Traces

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The Push-Style Biological Evidence Swab is a specialized tool designed for the rapid and efficient collection of biological evidence such as blood, saliva, and semen at crime scenes or other forensic locations. This swab is engineered for on-site use, ensuring quick sample collection with minimal contamination. The unique push-style mechanism allows for controlled pressure when collecting samples, enhancing the quality and quantity of evidence gathered, which is critical for forensic analysis.

Key Features:

  1. Push-Style Mechanism: Allows for precise control during sample collection, ensuring optimal transfer of biological traces.

  2. Versatile Sample Collection: Effectively collects blood, saliva, semen, and other biological materials with ease.

  3. On-Site Evidence Collection: Designed for use at crime scenes, ensuring rapid and efficient evidence gathering.

  4. Sterile and Safe: The swabs are individually packaged, sterilized, and ready for immediate use, preventing cross-contamination.

  5. High DNA Yield: Ideal for forensic DNA analysis, providing high-quality samples for reliable results.

  6. Convenient Design: Compact, lightweight, and easy to carry, making it perfect for field collection and transport.

Operational Use:

  1. Activate the Push-Style Mechanism: Gently press the swab against the surface where biological evidence is suspected (e.g., bloodstains, saliva).

  2. Collection: Use the push-style swab to collect the sample. The swab should be pressed to collect traces without disturbing surrounding evidence.

  3. Seal and Label: After collection, immediately seal the swab in its protective storage tube or evidence bag and label it for identification.

  4. Transport to Lab: The swab can be safely transported for further forensic analysis, such as DNA profiling.

Scope:
The Push-Style Biological Evidence Swab is ideal for law enforcement, forensic investigators, and crime scene analysts who require reliable and non-invasive biological evidence collection tools. It is suitable for blood, saliva, semen, and other bodily fluids found at crime scenes, medical facilities, or any location needing forensic evidence documentation.

Double-Ring Blood Card: Stable & Multi-Test

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The Enhanced Double-Ring Blood Sample Collection Card (Single Card) is designed for secure, high-stability blood collection and efficient multiple testing. With its innovative double-ring structure, this card ensures accurate sample collection while minimizing the risk of contamination. The enhanced material technology provides long-term storage capabilities, ensuring that DNA and other biological markers remain intact for future testing. Ideal for medical and forensic applications, this card is optimized for multiple tests, including DNA analysis, blood typing, and pathogen detection.

Key Features:

  1. Double-Ring Design: The unique structure provides precise sample placement and enhanced collection accuracy.

  2. High Stability: Designed to maintain sample integrity over extended periods, ensuring reliable results.

  3. Multi-Test Capability: Suitable for various diagnostic tests including DNA extraction, pathogen detection, and blood typing.

  4. Easy Handling: The single-card format is convenient for both field and laboratory use, offering ease of transport and storage.

  5. Long-Term Sample Preservation: Compatible with room temperature storage, making it ideal for various environments.

Operational Use:

  1. Collection: Use the collection tool (lancet or needle) to obtain a blood sample and apply it to the designated areas on the card.

  2. Drying: Allow the sample to dry completely in a clean, dry environment.

  3. Labeling: Properly label the card with patient or case information for future tracking.

  4. Storage: Store the card in a cool, dry place for long-term preservation and future testing.

Scope:
This blood sample collection card is widely used in forensic investigations, medical diagnostics, genetic testing, and epidemiological research. It is suitable for clinics, hospitals, research labs, and field-based testing where accurate blood sampling and long-term stability are required.

BK Enhanced Blood Cards: 17+ Year DNA

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The BK Blood Sample Collection Card Kit (Enhanced Version) is a revolutionary solution for long-term DNA storage at room temperature. Designed for medical and forensic applications, this enhanced kit ensures DNA stability and preservation for over 17 years without refrigeration. The card utilizes advanced materials that protect DNA from degradation, while the specially treated surface ensures easy sample collection and minimal contamination. This kit is ideal for large-scale DNA databases, paternity testing, criminal investigations, and epidemiological research, offering secure, reliable DNA storage for years.

Key Features:

  1. Room Temperature Storage: No refrigeration required, making it ideal for remote or field-based DNA collection.

  2. Long-Term Preservation: Ensures DNA integrity for over 17 years, suitable for long-term storage and future analysis.

  3. Enhanced Material Technology: Specially treated blood collection card material prevents DNA degradation and environmental contamination.

  4. Convenient and Easy-to-Use: Simplifies the blood collection process while providing secure, non-invasive sampling.

  5. Versatile Application: Suitable for forensic investigations, medical testing, ancestry research, and genetic databases.

Operational Use:

  1. Collect Sample: Use the provided lancet or needle to collect a blood sample and place it on the designated area of the card.

  2. Dry and Store: Allow the sample to dry completely before storing the card in a safe, room-temperature environment.

  3. Labeling: Ensure the sample is correctly labeled for future reference.

  4. Long-Term Storage: Store the card in its protective packaging, where it will remain viable for up to 17 years or more.

Scope:
This BK Blood Sample Collection Card Kit is ideal for use in criminal investigations, genealogical research, and medical diagnostics. It is designed for forensic professionals, researchers, hospitals, and institutions requiring secure and long-term DNA storage.

Disposable (with Needle) Needle Holder

Sterile Blood Needles: EO-Safe Collection

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The Disposable Sterile Blood Collection Needle is designed for secure and efficient blood sample collection in clinical and forensic settings. Sterilized with ethylene oxide, it ensures a high level of cleanliness, reducing the risk of contamination or infection during the collection process. Ideal for both medical professionals and forensic investigators, this needle offers precision, safety, and ease of use. Whether for routine blood tests or DNA sampling, it provides a reliable solution for blood collection while maintaining the integrity of the sample.

Key Features:

  1. Ethylene Oxide Sterilization: Ensures the needle is free from contaminants, offering a high level of safety.

  2. Disposable: Single-use design eliminates cross-contamination risks, providing safe, hygienic sample collection.

  3. Precision Tip: Designed for minimal patient discomfort and maximum accuracy during blood collection.

  4. Versatile Applications: Suitable for a range of uses including medical blood tests, forensic investigations, and DNA analysis.

  5. Safe Packaging: Each needle is individually packaged to maintain sterility and ensure ease of use.

Operational Use:

  1. Preparation: Open the sterile packaging to remove the needle.

  2. Collection: Insert the needle into the appropriate vein and collect the blood sample in a collection tube.

  3. Storage: After collection, ensure the blood sample is stored correctly for analysis.

  4. Disposal: Safely dispose of the needle after single-use to prevent any potential hazards.

Scope:
Perfect for use in medical clinics, hospitals, forensic laboratories, and research facilities, this disposable sterile blood collection needle is designed for safe, effective blood sample collection. It’s especially suitable for DNA testing, blood typing, and other clinical diagnostics.

Micro Forensic Collector: For On-Site Use

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The Small Forensic Cell Collector is a compact, highly effective tool designed for the collection of micro-samples in forensic investigations. It allows for precise sampling of cells from surfaces, ideal for on-site evidence collection. This collector is particularly useful in crime scene investigations, where DNA traces may be present on various surfaces. Its small size and high accuracy ensure that minimal disruption occurs while extracting valuable biological evidence. Designed for ease of use in both field and laboratory settings, it ensures that forensic samples remain uncontaminated and suitable for reliable DNA analysis.

Key Features:

  1. Compact and Portable: Small size makes it perfect for field use, easy to carry and operate on-site.

  2. High-Precision Sampling: Capable of collecting minute samples of cells from various surfaces without cross-contamination.

  3. Ideal for Forensic Use: Specifically designed for forensic and crime scene investigations, capturing trace biological evidence.

  4. User-Friendly: Simple design with easy-to-operate mechanisms, allowing quick collection with minimal training.

  5. Secure Evidence Handling: The collected samples can be stored in secure, contamination-free environments to maintain DNA integrity.

Operational Use:

  1. Prepare the Collector: Unseal the small forensic cell collector from its packaging.

  2. Sample Collection: Gently swipe or press the collector against the surface of interest to gather cellular evidence (blood, sweat, skin cells, etc.).

  3. Store Samples: Immediately transfer the collected sample to a designated container for safe transport and analysis.

  4. Transport to Lab: Send the securely sealed samples to the forensic laboratory for DNA extraction and analysis.

  5. Analysis: The collected micro-samples are ready for PCR and other forensic DNA analysis techniques.

Scope:
The Small Forensic Cell Collector is suitable for use by law enforcement agencies, forensic scientists, private investigators, and researchers. It is essential in field operations, especially in cases requiring the collection of small, hard-to-reach samples, including at crime scenes, accident sites, and disaster areas.

Parentage Blood Kits: Standard & Secure

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The Specialized Parentage Testing Blood Collection Kit offers a standardized, secure, and efficient solution for DNA sampling in paternity and other parentage tests. This comprehensive kit includes all the necessary tools to collect and store blood samples while ensuring the highest standards of hygiene and security. It is designed to maintain sample integrity throughout the collection, transport, and storage processes. The kit ensures reliable DNA extraction, minimizing the risk of contamination and ensuring accurate parentage testing results.

Key Features:

  1. Standardized Sampling Process: Designed to meet the requirements for parentage testing, ensuring consistent sample collection every time.

  2. Secure Storage: The kit includes specialized collection cards and protective containers to securely store blood samples, preventing contamination or degradation.

  3. Convenient and Easy-to-Use: Contains all necessary tools, including blood collection needles, swabs, and collection cards, for a streamlined sampling process.

  4. High-Quality Materials: The components are manufactured to strict standards, ensuring reliability and accuracy for forensic and medical use.

  5. Compatibility with DNA Testing: Optimized for DNA collection, the kit ensures maximum preservation of the DNA sample for accurate parentage testing.

Operational Use:

  1. Prepare the Kit: Open the kit and check that all components are intact (collection cards, swabs, needles).

  2. Blood Collection: Use the blood collection needle to collect a sample from the individual, ensuring proper technique to minimize contamination.

  3. Store the Sample: Apply the sample to the provided collection card, ensuring it is well-dried and stored in the provided protective container.

  4. Transport: The securely stored sample can then be transported to the laboratory for DNA extraction and parentage testing.

  5. Analysis: The preserved DNA will remain intact for long-term testing and analysis, ensuring reliable results.

Scope:
Ideal for paternity testing, maternity testing, legal DNA cases, and any other parentage verification scenarios, this kit ensures that blood samples are collected and stored securely and consistently, making it perfect for forensic labs, hospitals, and private DNA testing services.