Labthink C230H Blister Oxygen Permeation Analyzer
| Brand | Labthink |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Product Origin | Domestic (China) |
| Model | C230H Blister Oxygen Permeation Analyzer |
| Price Range | USD 14,000 – 70,000 |
Overview
The Labthink C230H Blister Oxygen Permeation Analyzer is a dedicated gravimetric and coulometric sensor-based instrument engineered for precise determination of oxygen transmission rate (OTR) through pharmaceutical blister packaging, flexible films, laminates, and rigid containers. It operates in accordance with the principle of dynamic coulometric detection—where oxygen molecules permeating through a test specimen are swept by a carrier gas stream into an electrochemical oxygen sensor, generating a current proportional to OTR. This method delivers high sensitivity (down to 0.01 cm³/m²·day·atm), excellent long-term stability, and minimal interference from ambient humidity or inert gases—critical for regulatory-compliant packaging validation in pharmaceutical development and quality control.
Key Features
- Integrated dual-chamber design accommodating both flat film and formed blister cavities (including Alu–Alu, Alu–PVC, and cold-forming foil configurations) without requiring custom fixtures
- Coulometric oxygen sensor with NIST-traceable calibration and automatic zero-point compensation to ensure measurement repeatability ≤ ±2% RSD over 72-hour continuous operation
- Temperature-controlled test chamber (15–40 °C ±0.1 °C) and RH control module (10–90% RH ±1% RH) enabling ISO 15105-2 and ASTM F1307 compliant testing under defined climatic conditions
- Automated pressure regulation system maintaining consistent differential partial pressure across the specimen (0.1–1.0 atm Δp), essential for accurate Fickian diffusion modeling
- Modular gas delivery architecture supporting synthetic air, nitrogen, and ultra-high-purity argon purge streams with mass flow controllers (MFCs) calibrated to ±0.5% FS accuracy
- CE-marked electrical safety compliance and EMC certification per IEC 61326-1, suitable for installation in ISO Class 7 cleanroom-adjacent QC laboratories
Sample Compatibility & Compliance
The C230H accommodates specimens up to 100 mm × 100 mm in area and thicknesses ranging from 25 µm (aluminum foil) to 2.5 mm (cold-formed aluminum trays). Its sealing mechanism employs pneumatically actuated, temperature-compensated elastomeric gaskets ensuring leak-tight integrity for blister formats with variable cavity depth (0.5–8 mm). Methodologically, the system supports full alignment with pharmacopoeial requirements—including USP “Packaging—Protection Tests”, EP 3.2.1 “Permeation Testing of Packaging Materials”, and China Pharmacopoeia 2020 Edition Section 9012. All test reports include audit-ready metadata: operator ID, calibration certificate traceability, environmental log (T/RH), and raw sensor response curves—enabling full GLP/GMP documentation readiness.
Software & Data Management
Operated via Labthink’s proprietary OTR-Studio v4.2 software, the C230H provides real-time OTR trending, multi-curve overlay analysis, and automated pass/fail evaluation against user-defined specification limits (e.g., ≤0.5 cm³/m²·day·atm for high-barrier PTP foils). Data export conforms to ASTM E1447-compliant CSV and PDF report formats, with optional 21 CFR Part 11 compliance enabled via electronic signature workflows, role-based access control (RBAC), and immutable audit trails recording all parameter changes, result modifications, and calibration events. Raw sensor voltage data is archived at 10 Hz sampling resolution for post-hoc kinetic modeling of permeation onset and steady-state transition.
Applications
- Stability-indicating barrier validation of push-through blister packs during accelerated aging (ICH Q1A)
- Comparative OTR screening of alternative foil laminates during packaging material qualification (ICH Q5C)
- Root cause analysis of oxidation-related drug degradation (e.g., retinoids, unsaturated lipids, ferrous sulfate formulations)
- Supplier qualification audits requiring documented OTR reproducibility across batch-to-batch foil production
- Regulatory submission dossiers (e.g., FDA ANDA, EMA MRP) requiring primary packaging permeation data per Q5C and Q1E guidelines
FAQ
Does the C230H support testing of non-flat blister configurations such as deep-draw or contour-formed cavities?
Yes—the instrument’s adjustable clamping force and adaptive gasket geometry accommodate blister depths up to 8 mm with validated seal integrity verified via helium leak testing (≤1×10⁻⁹ mbar·L/s).
Can OTR data be correlated directly to product shelf-life predictions?
While not a predictive modeling tool itself, the C230H generates ASTM F1307-compliant OTR values that serve as critical inputs for Arrhenius-based shelf-life models when combined with headspace oxygen monitoring and drug degradation kinetics.
Is third-party IQ/OQ/PQ protocol documentation available for GMP environments?
Labthink provides fully customizable qualification packages—including URS templates, FAT/SAT checklists, and 21 CFR Part 11 validation worksheets—validated on-site by certified metrology engineers.
