ZEEDO HS-BC01 Biological Specimen Storage Cabinet
| Brand | ZEEDO |
|---|---|
| Origin | Zhejiang, China |
| Model | HS-BC01 |
| Dimensions (W×D×H) | 900 × 450 × 1900 mm |
| Net Weight | 200 kg |
| Construction | 1.2 mm SUS 304 stainless steel body |
| Shelving | 4 adjustable stainless steel shelves + 1 fixed bottom tray |
| Ventilation System | Low-noise centrifugal fan with PP ducting |
| Exhaust Configuration | Top-down through-channel rear plenum |
| Safety Features | UV-ozone sterilization module integrated into exhaust path |
| Operating Mode | Continuous negative-pressure ventilation |
| Compliance | Designed for ISO 15190:2020 (Laboratory biosafety) and GB/T 27476.5–2014 (Chinese laboratory safety standards) |
Overview
The ZEEDO HS-BC01 Biological Specimen Storage Cabinet is an engineered containment solution designed for the secure, odor-controlled, and biohazard-mitigated storage of fresh or fixed biological specimens in pathology laboratories, clinical diagnostics centers, and biomedical research facilities. Unlike standard laboratory cabinets, the HS-BC01 operates under sustained negative pressure—achieved via a dedicated low-noise centrifugal exhaust system—to prevent uncontrolled release of volatile organic compounds (VOCs), formaldehyde vapor, hydrogen sulfide, or other hazardous off-gases generated during specimen fixation and preservation. Its core architecture integrates a top-down through-channel rear plenum that ensures laminar airflow from upper compartments downward, minimizing cross-contamination between shelf levels while maximizing capture efficiency at the source. The cabinet is not a fume hood nor a biosafety cabinet (BSC); rather, it functions as a passive–active hybrid containment unit—passive via structural integrity and material selection, active via continuous air exchange and in-line disinfection.
Key Features
- Structural integrity: Main frame and interior surfaces fabricated from 1.2 mm thick AISI 304 stainless steel—electropolished finish available upon request—for corrosion resistance against formalin, glutaraldehyde, and acidic fixatives.
- Dual-stage exhaust management: PP (polypropylene) ducting and fan housing resist chemical degradation; airflow path includes integrated UV-C (254 nm) and ozone generation modules to inactivate airborne microorganisms and oxidize residual aldehydes prior to external discharge.
- Modular shelving system: Four height-adjustable 304 stainless steel shelves (load capacity: 30 kg per shelf), plus one reinforced bottom tray optimized for spill containment and routine decontamination.
- Negative-pressure assurance: Real-time pressure differential monitoring is supported via optional digital manometer integration (not included); factory-set static pressure differential: –15 to –25 Pa relative to ambient lab environment.
- Acoustic optimization: Centrifugal blower operates at ≤52 dB(A) at 1 m distance—compatible with quiet-zone laboratory environments per ANSI/ASHRAE Standard 110.
Sample Compatibility & Compliance
The HS-BC01 accommodates glass jars, plastic specimen containers (HDPE, PP), paraffin blocks, and cryovials—provided external labeling remains intact and containers are sealed per CAP/CLIA pre-analytical guidelines. It does not support open-well tissue culture plates or volatile solvent storage. The cabinet meets functional requirements outlined in ISO 15190:2020 Annex B (risk-based containment for human tissue handling) and aligns with national implementation standards GB/T 27476.5–2014 (Laboratory safety—Part 5: Biological agents). While not certified to EN 14175 or NSF/ANSI 49, its design principles—negative pressure maintenance, in-line sterilization, and non-porous surface finish—support GLP-compliant documentation workflows and internal audit readiness.
Software & Data Management
The HS-BC01 is a standalone mechanical system without embedded firmware or network connectivity. However, its operational parameters—including fan runtime, service intervals, and UV lamp replacement cycles—are fully documentable within laboratory quality management systems (QMS) such as LabWare LIMS or TrackWise. Optional analog pressure gauges or digital differential manometers (e.g., Dwyer Series 477) may be mounted externally for periodic verification. All maintenance logs—including filter inspection, ozone generator calibration, and stainless-steel surface passivation records—must be retained per ISO/IEC 17025:2017 clause 8.9 (Records control).
Applications
- Short-to-medium term storage (≤72 h) of formalin-fixed biopsy specimens prior to histopathological processing.
- Holding station for surgical resection specimens awaiting grossing in Level 2 biosafety laboratories.
- Controlled environment for archival storage of ethanol-preserved parasitological samples.
- Adjunct containment for molecular labs handling FFPE (formalin-fixed paraffin-embedded) tissue blocks with residual cross-linking agents.
- Complementary unit to Class II A2 biosafety cabinets where specimen staging space is constrained.
FAQ
Does the HS-BC01 require external ducting to operate safely?
Yes. The cabinet must be connected to a dedicated exhaust system vented outdoors per local building codes (e.g., IMC Chapter 5). Recirculation is prohibited.
Can the UV-ozone module be disabled for non-biohazard specimens?
No. The UV-ozone subsystem is hardwired and non-bypassable to ensure consistent disinfection of all exhaust streams—regardless of specimen type.
What is the recommended maintenance frequency for the PP ductwork?
Inspect visually every 6 months; replace if discoloration, cracking, or reduced flexibility is observed—especially in high-humidity or formaldehyde-rich environments.
Is the cabinet compatible with automated inventory tracking systems?
Not natively. Integration requires third-party RFID or barcode readers mounted externally on drawer fronts or shelf edges.
Does ZEEDO provide installation validation documentation?
Factory-supplied commissioning checklist and negative-pressure verification protocol are included; IQ/OQ documentation templates are available upon request for qualified customers.
