Category Archives: Drug detection

Dual-Tube Blood Set: On-Site Dry-Wet Collection

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The on-site blood collection set features red-blue dual tubes with dry-wet separation design, enabling organized, contamination-free blood sampling in field settings.

Core Content

  • Tube Design: Red dry tube (for clotting samples) and blue wet tube (with anticoagulant for whole blood); color-coded for quick identification.
  • Set Components: 2 dual tubes, sterile swabs, lancets, gauze, biohazard bag, and labeling cards; pre-assembled for ready use.

Key Features

  • Dry-wet separation: Prevents cross-contamination between clotted and whole blood samples.
  • Color-coded tubes: Red/blue distinction simplifies sample sorting and reduces mix-ups.
  • Field-ready: Compact packaging fits field kits; no lab equipment needed for initial collection.
  • Sample stability: Wet tube anticoagulant maintains blood integrity for 48+ hours at 2–8°C.

Application Scope

  • Forensic fieldwork: DUI checks, crime scenes requiring both serum and whole blood evidence.
  • Emergency response: On-site blood sampling for trauma patients or disaster victims.
  • Remote clinics: Rural areas needing simultaneous dry-wet blood sample collection for tests.

Micro-DNA Flocked Swab: Efficient Elution & Protection

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The micro-DNA collection flocked swab is a specialized tool for micro-scale DNA sampling, prioritizing efficient cell elution and sample protection for forensic and research use.

Core Content

  • Design: Ultra-fine 3D flocked nylon head (max cell capture) + thin, flexible shaft; compatible with microcentrifuge tubes.
  • Usage: Swab trace micro-DNA surfaces; immerse head in elution buffer; vortex briefly for high cell recovery; store at 2–8°C.

Key Features

  • High elution efficiency: Releases 90%+ captured cells, outperforming traditional cotton swabs for micro-samples.
  • Sample protection: Flocked structure minimizes cell damage during collection and elution.
  • Micro-scale focus: Ideal for low-volume samples like single-cell or trace touch DNA.
  • Sterile: Single-use packaging prevents cross-contamination in sensitive sampling.

Application Scope

  • Forensic micro-sampling: Trace DNA on small surfaces (jewelry, tool tips, electronic components).
  • Molecular research: Single-cell DNA collection or microbe sampling in lab experiments.
  • Clinical diagnostics: Low-volume biological samples for genetic testing or pathogen detection.

Disposable Blood Sampling Kit – Rapid On-Site Blood Collection

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The disposable blood sampling kit is a portable solution for rapid on-site blood collection, designed for efficient, safe specimen gathering in non-lab settings.

Core Content

  • Kit Components: Sterile vacutainers/lancets, alcohol swabs, gauze, bandages, biohazard bags, and labeling stickers.
  • Usage: Disinfect site, collect blood via venipuncture/capillary stick, secure sample, dispose of waste in biohazard bag.

Key Features

  • Rapid workflow: Pre-assembled tools cut preparation time for urgent on-site needs.
  • Single-use safety: Disposable components eliminate cross-contamination risks.
  • Portable: Compact packaging fits field bags for remote or emergency scenarios.
  • Compliant: Meets safety standards for clinical and forensic blood sampling.

Application Scope

  • Emergency response: On-site blood collection for trauma patients or disaster victims.
  • Forensic fieldwork: DUI checks, crime scenes requiring immediate blood evidence.
  • Remote clinics: Rural areas with limited lab access for patient blood testing.

Integrated Blood Card Kit: Safe DNA Sampling & Storage

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The integrated blood sample collection card kit is a all-in-one solution for safe DNA sampling and storage, combining collection cards with protective tools for forensic and clinical use.

Core Content

  • Kit Components: 5 DNA-preserving blood collection cards, sterile lancets, capillary tubes, desiccant packets, and tamper-evident storage envelopes.
  • Usage: Collect blood via lancet/capillary tube; spot on card; air-dry; seal with desiccant in envelope for storage.

Key Features

  • Integrated design: Combines sampling tools and storage to streamline workflow and reduce contamination.
  • Long-term storage: Cards preserve DNA for 10+ years at room temp when sealed with desiccant.
  • Safety-focused: Sterile components and blood-absorbent cards minimize exposure risks.
  • Traceable: Numbered cards and envelopes support chain-of-custody documentation.

Application Scope

  • Forensic investigations: Blood sample collection from crime scenes or suspects for DNA profiling.
  • Clinical genetics: Patient blood sampling for genetic testing and disease screening.
  • Disaster victim ID: Portable sampling for blood evidence in mass casualty events.

Soft-Base Collector: Forensic Microbial Sampling

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Soft-base shed cell collectors are forensic tools for microbial sampling on hard surfaces, using flexible bases to recover microbes while protecting surface integrity.

Core Content

  • Design: Flexible silicone base with micro-textured sampling pad + lightweight handle for easy maneuvering.
  • Usage: Press soft base on hard surfaces (glass, metal); swab gently in circles; transfer to microbial transport medium.

Key Features

  • Hard surface adaptability: Flexible base conforms to smooth/lightly textured hard surfaces for full contact.
  • Surface protection: Soft material avoids scratching delicate hard evidence (e.g., electronics, glass).
  • Microbe retention: Textured pad traps microbial cells without damaging their structure.
  • Sterile: Single-use packaging prevents cross-contamination in forensic sampling.

Application Scope

  • Crime scenes: Hard surfaces like windows, metal weapons, electronics for microbial evidence.
  • Biological threat cases: Sampling hard surfaces for harmful microbes in suspicious environments.
  • Forensic labs: Processing microbial samples from hard evidence for identification.

Hard-Base Shed Cell Collector: Forensic Trace Extraction

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Hard-base shed cell collectors are forensic tools for trace sample extraction, using rigid bases to recover cells from uneven/rough crime scene surfaces.

Core Content

  • Design: Sturdy plastic base with textured sampling surface + ergonomic grip for controlled pressure.
  • Usage: Press on target (tool grooves, wood); scrape linearly; transfer cells to collection tube.

Key Features

  • Uneven surface fit: Rigid base maintains contact where soft swabs struggle.
  • Targeted sampling: Accesses narrow crevices/textured materials precisely.
  • High retention: Textured surface traps trace cells for reliable DNA recovery.
  • Sterile: Single-use packaging prevents cross-contamination.

Application Scope

  • Crime scenes: Tools, wooden surfaces, textured metals for touch DNA.
  • Vehicle forensics: Tire treads, gear shifts, dashboard crevices.
  • Burglary cases: Door locks, window frames, broken glass edges.

10-Piece Shed Cell Collector Kit for Trace DNA Extraction

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The 10-piece shed cell collector kit is a comprehensive set for trace DNA extraction, equipping forensic teams with tools to recover shed cells from diverse crime scene surfaces.

Core Kit Content

  • Components: 5 flocked shed cell collectors, 3 hard-base scrapers, 2 sample preservation tubes, sterile gloves, and labeling sheets.
  • Usage: Select tool per surface; collect cells via swabbing/scraping; transfer to tubes; label and transport at 2–8°C.

Key Features

  • Comprehensive set: Combines 2 collector types to handle porous/non-porous, small/large surfaces.
  • High trace yield: Flocked collectors trap 40% more cells than standard swabs for low-level DNA.
  • Field-ready: Compact packaging, single-use sterile tools reduce contamination risks.
  • Cost-efficient: 10-piece set meets multiple sampling needs in one kit.

Application Scope

  • Crime scenes: Weapons, electronics, clothing, door handles for touch/epithelial DNA.
  • Cold cases: Re-sampling old evidence with varied tools to recover missed trace cells.
  • Forensic labs: Preparing trace samples for downstream DNA extraction and profiling.

Dual-Tube Field DNA Evidence Collection Kit

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The dual-tube on-site biological evidence kit is designed for field DNA sampling, with two separate tubes to collect and preserve evidence simultaneously for forensic analysis.

Core Content

  • Kit Configuration: 2 preservative tubes (lysis buffer/EDTA), flocked swabs, sterile gloves, moisture-proof bags, and chain-of-custody forms.
  • Usage: Swab evidence with dual swabs; place each swab in separate tubes; seal, label, and store at 2–8°C for transport.

Key Features

  • Dual-tube design: Enables duplicate sampling or separate collection of different evidence types to avoid cross-contamination.
  • Field-portable: Compact, lightweight case fits in field bags for remote crime scenes.
  • Long-term preservation: Preservative tubes maintain DNA integrity for 72+ hours in field conditions.
  • Forensic-compliant: Sterile components and documentation support court admissibility.

Application Scope

  • Crime scenes: Homicides, assaults, burglaries for blood, saliva, or touch DNA sampling.
  • Remote investigations: Rural or disaster areas with limited lab access.
  • Wildlife forensics: Sampling animal remains or evidence in field conservation cases.
Capped 0.2mL 8-Strip PCR Tubes | RNase/DNase-Free

Large EVA-Base Shed Cell Collector: Forensic Sampling

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The large shed cell collector with EVA base is a forensic tool for wide-area sampling, using a flexible EVA base to recover shed cells from large surfaces efficiently.

Core Content

  • Design: Spacious textured sampling surface + lightweight EVA base (flexible to fit curved/large areas like furniture, vehicle seats).
  • Usage: Press EVA base firmly on target area; glide in overlapping strokes; transfer cells to collection card/tube.

Key Features

  • Wide sampling area: Covers 20-30 cm² per use, cutting time for large-surface evidence.
  • EVA base advantage: Flexible yet durable, maintains contact pressure on uneven surfaces.
  • High cell yield: Textured surface traps more shed cells than small collectors for large traces.
  • Forensic-ready: Sterile packaging, compatible with DNA extraction workflows.

Application Scope

  • Crime scenes: Large surfaces (car interiors, sofas, floors) for shed epithelial/blood cells.
  • Mass casualty events: Sampling large personal items or debris for victim identification.
  • Property crimes: Wide-area evidence on stolen furniture, electronics casings.

Rapid-Dry Flocked Swabs: Trace DNA Collect & Preserve

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Rapid-dry flocked swabs are specialized for trace DNA collection, with fast-drying tech ensuring long-term sample preservation for forensic analysis.

Core Content

  • Design: Ultra-fine 3D flocked nylon head (max cell capture) + breathable shaft; enables 15-30min air-dry time.
  • Usage: Swab trace DNA surfaces (touch, saliva); air-dry fully; store in moisture-proof bag with desiccant.

Key Features

  • Rapid drying: Minimizes microbial growth and DNA degradation post-collection.
  • High trace yield: Flocked head traps 40-60% more cells than standard cotton swabs.
  • Long-term preservation: Stable DNA storage for 12+ months at room temp when dried.
  • Forensic-ready: Sterile, single-use, supports chain-of-custody protocols.

Application Scope

  • Crime scenes: Touch DNA on weapons, electronics, door handles, clothing.
  • Cold cases: Re-sampling old evidence for previously undetected trace DNA.
  • Forensic labs: Processing low-level DNA samples for profiling and court evidence.