Category Archives: Drug detection

Field-Friendly Biological Evidence Collection Swab

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The field-friendly biological evidence collection swab is designed for rugged field use, balancing portability, durability, and sample integrity for forensic on-site sampling.

Core Content

  • Design: Flexible yet sturdy shaft (resists breakage), water-resistant sterile packaging, and absorbent flocked/cotton head.
  • Usage: Tear open durable packaging, swab target evidence, place in included moisture-proof tube, label for transport.

Key Features

  • Field durability: Shaft withstands rough handling; packaging protects from dust, moisture, and debris.
  • Portable: Compact size fits field kits, patrol bags, or emergency response packs.
  • Sample protection: Absorbent head retains evidence (blood, saliva) during transport in varied temperatures.
  • Ready-to-use: No prepping needed, ideal for time-sensitive on-site investigations.

Application Scope

  • Outdoor crime scenes: Hiking trails, construction sites, or rural areas with harsh conditions.
  • Emergency response: Disaster zones or accident sites requiring immediate evidence collection.
  • Wildlife forensics: Field sampling of animal remains or evidence in remote conservation areas.

Forensic Cotton Swab with Dual Sampling Heads

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The forensic cotton swab with dual sampling heads is a specialized tool for forensic evidence collection, enabling efficient dual-sample gathering with sterile cotton tips.

Core Content

  • Design: Dual cotton sampling heads (high-absorbent) on a sturdy plastic shaft; individually sealed in sterile packaging.
  • Usage: Use one head for primary sample collection, the other for duplicate/secondary sampling; place each in separate preservation tubes.

Key Features

  • Dual sampling: Two heads allow simultaneous or sequential collection without extra tools, saving time.
  • Sterile assurance: EO-sterilized cotton tips and packaging prevent cross-contamination of evidence.
  • High absorbency: Cotton material effectively captures liquid and trace biological samples (blood, saliva).
  • Cost-efficient: Reduces tool count while maintaining quality for multiple evidence points.

Application Scope

  • Crime scenes: Collecting bloodstains, saliva, or epithelial cells from weapons, clothing, or surfaces.
  • Forensic labs: Providing duplicate samples for parallel DNA testing and result verification.
  • Field investigations: Limited-tool scenarios needing dual samples (e.g., remote crime scenes).

Sterilized Multi-Purpose Collection Swab Kit

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The sterilized multi-purpose collection swab kit is an all-in-one solution for diverse sampling needs, featuring sterile swabs and tools for forensic, clinical, and research use.

Core Content

  • Kit Components: 20 sterile flocked swabs, 10 sample tubes, 5 alcohol swabs, sterile gloves, labeling sheets, and a portable storage case.
  • Usage: Select swab, collect sample (blood, saliva, touch DNA), place in tube, seal and label; store case for on-the-go access.

Key Features

  • Full sterilization: EO-sterilized swabs and tools eliminate cross-contamination risks in sensitive sampling.
  • Multi-purpose design: Suitable for biological, forensic, and environmental sample collection.
  • Portable organization: Compact case keeps components organized for field or lab use.
  • High versatility: Works with DNA extraction, microbial testing, and trace evidence analysis.

Application Scope

  • Forensic fieldwork: Crime scene sampling of touch DNA, bloodstains, and saliva residues.
  • Clinical settings: Patient sample collection for disease screening and diagnostic testing.
  • Research labs: Environmental or microbial sampling for scientific experiments.

Rapid DNA Swab for Forensic Sample Extraction

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The rapid DNA swab is a forensic tool for quick sample extraction, designed to accelerate DNA collection and processing without compromising evidence quality.

Core Content

  • Design: High-efficiency flocked head (max cell capture) + compatible with rapid DNA extraction systems; lightweight ergonomic shaft.
  • Usage: Swab target evidence (touch DNA, blood, saliva); elute directly into rapid extraction kits; proceed to DNA profiling.

Key Features

  • Rapid workflow: Cuts sample preparation time by 40% vs. traditional swabs for urgent forensic needs.
  • High compatibility: Works with mainstream rapid DNA analyzers for seamless integration.
  • Superior yield: Flocked head retains 50% more cells, ensuring reliable results from trace samples.
  • Sterile & secure: Single-use packaging prevents cross-contamination in crime scene sampling.

Application Scope

  • Crime scene investigations: Urgent cases needing fast DNA results (e.g., missing persons, active threats).
  • Forensic labs: Rapid processing of high-priority samples for timely case progression.
  • Border security: Quick DNA screening of forensic evidence in cross-border criminal cases.

Dual-End Swab for Blood, Saliva, and Semen Samples

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The dual-end swab is specialized for collecting blood, saliva, and semen samples, with two functional heads enabling efficient, multi-type evidence gathering in forensic scenarios.

Core Content

  • Design: Dual-headed with ultra-absorbent flocked heads; ergonomic shaft with labeled ends (A/B) for sample type distinction.
  • Usage: Use separate heads for different samples (e.g., A for blood, B for saliva); place each head in dedicated preservation tubes post-collection.

Key Features

  • Multi-sample compatibility: Works for blood, saliva, and semen without cross-contamination via labeled dual ends.
  • High absorbency: Flocked heads capture 30-50% more sample volume than standard cotton swabs.
  • Forensic-ready: Single-use, sterile packaging maintains sample integrity for DNA analysis.
  • Efficient workflow: Reduces tool count while handling multiple evidence types in one device.

Application Scope

  • Crime scenes: Homicides, sexual offenses, or assaults requiring blood, saliva, and semen sample collection.
  • Forensic labs: Processing multi-type biological evidence for DNA profiling and court admissibility.
  • Evidence verification: Collecting duplicate or different sample types from the same evidence item.

Double-Head Biological Evidence Swab – Multi-Sample Use

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The double-head biological evidence swab is a multi-sample tool, featuring two distinct sampling heads to collect and separate biological evidence efficiently in one device.

Core Content

  • Design: Dual-headed structure with flocked/cotton heads (or two flocked heads); central shaft with color-coded markers for head distinction.
  • Usage: Use one head for primary sample collection, the other for duplicate/secondary sampling; place each head in separate preservation tubes.

Key Features

  • Multi-sample capability: Two heads enable simultaneous or sequential sampling without extra tools.
  • Sample separation: Prevents cross-contamination between primary and duplicate samples.
  • Cost-efficient: Reduces tool count while maintaining sampling quality for multiple evidence points.
  • Sterile: Single-use, individually packaged to ensure evidence integrity in crime scenes.

Application Scope

  • Forensic crime scenes: Collecting blood, saliva, or touch DNA from the same or adjacent evidence surfaces.
  • Lab verification: Providing duplicate samples for parallel DNA testing and result confirmation.
  • Field investigations: Limited-tool scenarios needing multiple samples (e.g., remote crime scenes).

Efficient Cell Transfer Collector for DNA Testing

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The efficient cell transfer collector is a specialized tool for DNA testing, designed to maximize cell recovery during collection and transfer for accurate forensic and clinical analysis.

Core Content

  • Design: Hydrophilic sampling head (enhances cell adhesion) + detachable shaft; compatible with standard DNA extraction tubes.
  • Usage: Swab target surface to collect cells; detach sampling head into extraction tube; elute directly for DNA testing.

Key Features

  • High transfer efficiency: 95%+ cell recovery rate, outperforming traditional swabs in DNA yield.
  • Seamless workflow: Detachable head eliminates cell loss during transfer to extraction tubes.
  • Sterile & pure: Single-use, EO-sterilized packaging prevents contamination affecting test results.
  • Versatile compatibility: Works with automated and manual DNA extraction protocols.

Application Scope

  • Forensic DNA testing: Crime scene trace evidence (touch DNA, saliva) with low cell abundance.
  • Clinical diagnostics: Patient cell sampling for genetic testing and pathogen DNA detection.
  • Research labs: High-yield cell collection for molecular biology experiments and DNA sequencing.

Individually Sterilized Micro Cell Collector

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The individually sterilized micro cell collector is a forensic tool for trace micro-cell sampling, with single-unit sterilization ensuring contamination-free evidence collection.

Core Content

  • Design: Fine-tipped sampling head (0.5mm diameter) for micro-area access + lightweight plastic handle; individually sealed in sterile foil.
  • Usage: Tear open sterile package, swab target micro-surfaces, place collector in preservation tube, label for transport.

Key Features

  • Individual sterilization: Each unit undergoes EO sterilization, eliminating cross-contamination risks.
  • Micro-scale precision: Fine tip reaches narrow crevices (e.g., tool grooves, electronic ports) for targeted sampling.
  • Sterility assurance: Tamper-evident packaging confirms sterility until use in crime scenes or labs.
  • High cell retention: Sampling head material traps micro-cells for reliable DNA extraction.

Application Scope

  • Forensic crime scenes: Micro-cell collection from small evidence like jewelry, bullet casings, or fragmented surfaces.
  • Lab micro-sampling: Processing trace evidence for low-abundance DNA analysis.
  • Biological threat investigations: Sampling micro-spots on surfaces for pathogen detection.

Forensic Micro Cell Adhesive Tool – Lab & Field Use

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The forensic micro cell adhesive tool is a dual-use device for lab and field, using adhesive technology to collect micro-scale cells from diverse forensic surfaces efficiently.

Core Content

  • Design: Flexible adhesive pad (low-tack to avoid surface damage) + rigid handle; pad size 1-2 cm² for targeted micro-sampling.
  • Usage: Press adhesive pad on target; peel gently to collect cells; transfer pad to microscope slide or extraction tube.

Key Features

  • Dual-use: Suitable for both controlled lab environments and rugged field crime scenes.
  • Micro-cell focus: Adhesive pad captures even single cells, ideal for low-abundance samples.
  • Surface-friendly: Low-tack adhesive preserves delicate evidence surfaces (e.g., documents, fabrics).
  • Easy transfer: Adhesive pad releases cells fully during lab extraction, ensuring high recovery rate.

Application Scope

  • Forensic fieldwork: Micro-cell collection from weapons, electronics, or fabric fibers at crime scenes.
  • Lab analysis: Preparing micro-samples for DNA testing, microscopy, or microbial identification.
  • Cold cases: Re-sampling old evidence to recover micro-cells missed by traditional tools.

Trace Cell Collector for Smooth and Rough Surfaces

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The Trace Cell Collector is designed to efficiently collect biological samples from both smooth and rough surfaces, ensuring high-quality recovery of trace evidence. Ideal for forensic investigations, clinical diagnostics, and research applications, it captures cellular material without damaging the surface or sample. Its versatile design makes it effective on a wide range of surfaces, providing reliable results for DNA analysis and other investigations.

Key Features:

  1. Versatile Surface Compatibility: The Trace Cell Collector is designed to collect samples from both smooth and rough surfaces, including fabrics, hard surfaces, and irregular textures, providing flexibility for various collection needs.

  2. Efficient Trace Evidence Collection: Its specialized design allows for the recovery of even trace amounts of biological material, such as blood, skin cells, or saliva, ensuring that no evidence is missed.

  3. Non-Damaging Design: The collector ensures gentle contact with surfaces, preventing damage to delicate materials while still capturing a high-quality sample.

  4. Sterile and Contaminant-Free: Each collector is packaged in sterile, individually sealed units to maintain sample integrity and prevent contamination during use and transport.

  5. Ideal for Forensic and Clinical Use: Perfect for forensic investigators, medical professionals, and research labs, it offers precision in evidence collection for DNA testing and other biological analyses.

Operational Use:

  1. Identify Sample Area: Choose the area or surface from which to collect trace biological material, whether smooth or rough.

  2. Collect the Sample: Gently press the collector onto the surface to recover cells or other biological evidence, ensuring a clean and non-invasive sample.

  3. Label and Secure: After collection, label the sample and place it in a sterile container for proper documentation and storage.

  4. Transport for Testing: Safely transport the sample to a lab for DNA analysis, forensic examination, or medical testing.

Scope:
The Trace Cell Collector is suitable for use in forensic investigations, medical diagnostics, and research applications where high-precision sampling is required from a variety of surfaces.