Percival RX Series Drug Stability Testing Chambers
| Origin | USA |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | YIQI037 |
| Pricing | Available Upon Request |
Overview
The Percival RX Series Drug Stability Testing Chambers are precision-engineered environmental chambers designed to meet stringent regulatory requirements for pharmaceutical stability studies under ICH Q1A(R2), Q5C, and USP guidelines. These chambers operate on a dual-control principle—simultaneous, independent regulation of temperature and relative humidity (RH), with optional photometric control—enabling compliant execution of long-term, intermediate, and accelerated stability protocols. Unlike conventional incubators, the RX Series integrates active door heating, mirror-finish stainless-steel interior surfaces, and calibrated light-source geometry to eliminate thermal gradients, condensation artifacts, and photometric non-uniformity—critical failure modes in ICH-compliant storage validation. The system architecture supports 24/7 unattended operation with continuous environmental logging, making it suitable for GLP- and GMP-regulated environments where audit-ready data integrity is mandatory.
Key Features
- Uniform Temperature Distribution: Integrated door-heating circuitry eliminates cold spots near the access door, maintaining ±0.5 °C uniformity across the entire working volume—even during frequent door openings—per ICH Q1A(R2) Annex 2 criteria for spatial temperature consistency.
- Photometric Uniformity: Electropolished 316 stainless-steel interior walls and door provide >92% specular reflectance, ensuring ±5% irradiance uniformity across the sample plane at 6 in (15.2 cm) from lamp axis—validated per ICH Q1B Option 2 (UV/Visible) and USP photostability test chamber specifications.
- Modular Humidity Control: Optional integrated humidification system enables precise RH setpoint control (20–80% RH, ±5% RH accuracy), supporting ICH-defined conditions including 40 °C/75% RH (accelerated) and 25 °C/60% RH (long-term).
- Configurable Illumination: RX3000L model features ICH-compliant fluorescent or LED-based light arrays with spectral output matching ISO 10977:1993 (CIE D65 daylight simulator); light intensity adjustable from 0–300 µmol/m²/s at 15.2 cm.
- Structural Robustness: All RX models feature reinforced steel frames, double-wall insulation, and casters (standard on floor-standing RX3600), enabling stable placement in shared laboratory spaces without vibration transmission.
Sample Compatibility & Compliance
The RX Series accommodates standard stability study packaging formats—including blister packs, HDPE bottles, glass vials, and aluminum-laminated pouches—within its validated working volume. Each chamber undergoes factory-installed IQ/OQ documentation per ASTM E2500-13 and ISO 14644-1 Class 8 cleanroom-compatible airflow design. Units comply with FDA 21 CFR Part 11 requirements when paired with R1/R2 data loggers (optional), providing electronic signatures, user-access controls, and immutable audit trails for temperature, RH, and irradiance parameters. Full compliance documentation—including calibration certificates traceable to NIST standards—is supplied with each shipment.
Software & Data Management
The optional R1 and R2 environmental data loggers integrate seamlessly via RS-485 interface, recording all critical parameters at user-defined intervals (1–60 min). Data files export in CSV and PDF formats compatible with LIMS and ELN systems. Loggers support alarm escalation (email/SMS), real-time remote monitoring via Ethernet/Wi-Fi, and automatic report generation aligned with ICH stability protocol templates. All logged data includes timestamp, operator ID, instrument serial number, and environmental deviation flags—ensuring full traceability for regulatory inspections.
Applications
- ICH Q1A(R2)-compliant long-term (25 °C/60% RH), intermediate (30 °C/65% RH), and accelerated (40 °C/75% RH) stability testing
- Photostability assessment per ICH Q1B (Option 1: UV exposure; Option 2: visible light)
- Forced degradation studies under controlled thermal-hygrometric stress
- Reference standard storage under pharmacopeial conditions (USP , EP 2.2.32)
- Stability protocol development for ANDA, NDA, and MAA submissions
FAQ
Does the RX3000 require external humidification to meet ICH conditions?
Yes—RX3000 and RX3600 models require the optional integrated humidifier module to achieve and maintain ICH-specified RH setpoints (e.g., 60% RH ±5%).
What is the maximum sample height clearance inside the RX3600 chamber?
The internal vertical clearance is 77 in (195.6 cm), accommodating stacked stability trays or tall primary packaging up to 195 cm in height.
Can the R1/R2 data logger satisfy 21 CFR Part 11 requirements?
Yes—the R2 logger provides full electronic signature capability, role-based user authentication, and tamper-evident audit logs required for FDA-submitted stability datasets.
Is calibration performed prior to shipment?
Each unit ships with NIST-traceable calibration certificates for temperature (±0.2 °C), RH (±2.5% RH), and irradiance (±3% at 15.2 cm), verified per ISO/IEC 17025-accredited procedures.
Are replacement lamps and sensors available through Percival’s global service network?
Yes—lamp assemblies, RH sensors, and PT100 temperature probes are stocked globally with lead times under 5 business days for most regions.
