BOXUN BXZ-150 Integrated Drug Stability Testing Chamber
| Brand | BOXUN |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Model | BXZ-150 |
| Temperature Control Range (Dark) | 0–70°C |
| Temperature Control Range (Illuminated) | 10–70°C |
| Temperature Resolution | 0.1°C |
| Temperature Uniformity (at 25°C) | ±1°C |
| Temperature Fluctuation (at 25°C) | ±0.5°C |
| Humidity Range | 30–95% RH |
| Humidity Fluctuation | ±3% RH |
| Illuminance Range | 0–10,000 lux (continuously adjustable) |
| Illumination Cumulative Dose Compliance | ≥1.2 × 10⁶ lux·hr (per ICH Q1B) |
| UV Irradiance Range (optional UV module) | 0–2 W/m² (320–400 nm) |
| UV Cumulative Dose Compliance (optional) | ≥200 W·hr/m² (per ICH Q1B) |
| Internal Chamber Dimensions (L×W×H) | 510 × 390 × 760 mm |
| External Dimensions (L×W×H) | 650 × 680 × 1400 mm |
| Standard Shelves | 3 (max. 4) |
| Illuminated Shelf Module | 1 set standard |
| Power Input | 1800 W |
| Programmable Stages | 30 stages, 99 cycles |
| Data Storage Capacity | 250,000 records |
| Real-time Data View | Last 1600 temperature/humidity entries |
| Interface | USB 2.0, RS485 |
| Standard Accessories | Mechanical door lock, embedded thermal printer, C.H. heat-recycling system |
| Optional Accessories | GPRS SMS alert, FDA-compliant monitoring software, GMP-compliant validation package (3Q), additional illuminated shelves, UV shelf module, wireless temperature/humidity data loggers with calibration certificates (3-point temp / 3-point RH) |
Overview
The BOXUN BXZ-150 Integrated Drug Stability Testing Chamber is an engineered environmental simulation system designed explicitly for compliance with international pharmaceutical stability testing guidelines—including ICH Q1A(R3), Q1B, Q5C, and relevant sections of USP , EP 2.2.43, and China’s “Technical Guidelines for Chemical Drug Stability Studies.” It provides tightly controlled, long-term exposure to defined temperature, humidity, and photometric conditions—essential for accelerated, intermediate, long-term, and photostability testing of active pharmaceutical ingredients (APIs), finished dosage forms, and biologics. The chamber employs dual-mode thermoelectric regulation: a variable-frequency refrigeration system paired with a C.H. (Cycle Heat) energy-recycling heating architecture to minimize thermal inertia and improve recovery time after door opening. Humidity control is achieved via precision steam generation and condensation management, calibrated against NIST-traceable reference standards. Illumination is delivered through modular, shelf-integrated LED arrays with real-time lux monitoring and cumulative dose tracking—ensuring full traceability for ICH-mandated photostability protocols.
Key Features
- 4.3-inch TFT 16-bit true-color LCD touchscreen interface running on Windows CE OS with high-frequency CPU and expanded memory for robust multi-tasking and firmware scalability
- Fuzzy PID temperature and humidity control algorithm enabling stable setpoint maintenance across 30 programmable stages (99 cycles maximum), each configurable for duration (1–9999 hours), ramp rate, and hold conditions
- Imported high-efficiency hermetic compressor, low-noise centrifugal blower, and capacitive polymer humidity sensor (±1.5% RH accuracy, 0–100% RH range) for long-term metrological reliability
- Embedded thermal printer and USB 2.0 port for direct export of raw sensor logs—including timestamps for power-on/off events, parameter modifications, alarm triggers (over-temperature, door-open, low-water, sensor fault), and calibration history
- Multi-layer security architecture: screen lock password, mechanical door latch, and configurable access levels to prevent unauthorized parameter changes or test interruption
- Comprehensive hardware protection suite including over-temperature cut-off, automatic defrost cycle management, anti-condensation heater for viewing window, and self-diagnostic sensor validation at startup
Sample Compatibility & Compliance
The BXZ-150 accommodates standard ISO/IEC 17025-aligned sample loading configurations—up to four adjustable stainless-steel shelves (3 standard, 1 optional) with uniform airflow distribution validated per ASTM E2842. Its internal volume (150 L net) supports ICH-recommended sample spacing and orientation for both open and closed container configurations. The chamber meets GLP and GMP documentation requirements when paired with optional FDA 21 CFR Part 11-compliant monitoring software, which enforces electronic signatures, audit trails, and role-based user permissions. All optional UV and visible-light modules are pre-characterized for spectral irradiance (320–400 nm UV-A; 300–800 nm visible) and calibrated against NPL/NIST reference photometers. Full 3Q validation documentation (IQ/OQ/PQ) is available upon request and conforms to Annex 15 of the EU GMP Guide and WHO TRS 986.
Software & Data Management
Data integrity is maintained through dual-path logging: onboard non-volatile flash memory stores 250,000 timestamped entries (temperature, humidity, illuminance, UV intensity, system status) with cyclic overwrite protection. Real-time viewing of the most recent 1600 records is accessible directly via touchscreen. USB export generates CSV-formatted files compatible with JMP, MATLAB, and Phoenix WinNonlin for statistical trend analysis and Arrhenius modeling. Optional FDA/GMP software adds electronic signature workflows, automated report generation (PDF/Excel), and ALCOA+ compliant metadata tagging—including operator ID, instrument ID, environmental deviation flags, and version-controlled firmware logs. Wireless temperature/humidity data loggers (optional) provide independent verification and support annual requalification per ISO 14644-3 and EU GMP Annex 15.
Applications
- ICH Q1A(R3)-compliant long-term storage studies (25°C/60% RH, 30°C/65% RH) and accelerated testing (40°C/75% RH)
- ICH Q1B photostability assessment under Option 1 (near-UV + visible) and Option 2 (cool white fluorescent + near-UV) conditions
- Stability-indicating method development support—exposing reference standards and stressed samples under controlled degradation pathways
- Excipient compatibility screening under variable hygroscopic stress conditions
- Biological product storage condition mapping—including freeze-thaw cycle correlation and cold-chain excursion simulation
- Regulatory submission dossier preparation (e.g., CTD Module 3) with fully traceable environmental exposure records
FAQ
Does the BXZ-150 meet ICH Q1B photostability requirements for total visible light exposure?
Yes—the integrated LED illumination system delivers ≥1.2 × 10⁶ lux·hr cumulative dose within the 300–800 nm band, with real-time lux metering and auto-shutdown upon dose completion.
Can the chamber be qualified for GMP environments?
Yes—when equipped with optional 3Q validation documentation, calibrated wireless loggers, and FDA-compliant software, it satisfies EU Annex 15, PIC/S PE 009-16, and FDA Guidance for Industry on Process Validation.
Is remote monitoring supported out of the box?
No—remote supervision requires optional GPRS SMS alert module or RS485-to-Ethernet gateway integration with third-party SCADA or LIMS platforms.
What calibration certificates are included with optional wireless loggers?
NIST-traceable certificates covering three temperature points (0°C, 60°C, 121°C) and three RH/temperature combinations (15°C/40% RH, 20°C/60% RH, 30°C/80% RH) are provided.
How is UV irradiance verified for the optional UV shelf module?
Each UV module is factory-calibrated using a spectroradiometer (320–400 nm), with certificate-of-conformance confirming ≤±5% deviation from target irradiance (0–2 W/m²) and ≥200 W·hr/m² cumulative dose capability.
