GBPI N530-G2 Gas Permeability Tester
| Brand | GBPI |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Country of Origin | China |
| Model | N530-G2 |
| Price Range | USD 14,000 – 70,000 |
| Test Gases | O₂, CO₂, N₂ |
| Measurement Range | 0.02–50,000 cm³/(m²·24h·0.1 MPa), expandable to 600,000 cm³/(m²·24h·0.1 MPa) |
| Accuracy | ±0.01 cm³/(m²·24h·0.1 MPa) |
| Temperature Control | 5–50 °C, stability ±0.01 °C |
| Vacuum Level | <20 Pa, resolution 0.1 Pa |
| Test Pressure Range | −0.1 to +0.1 MPa |
| Gas Supply Pressure | 0.2–0.8 MPa |
| Sample Area | 50.24 cm² |
| Sample Diameter | Φ110 mm |
| Max. Sample Thickness | ≤2 mm |
| Test Chambers | 3 independent chambers |
| Dimensions | 800 × 560 × 400 mm |
| Weight | 100 kg |
| Power | 1000 W, AC 220 V / 50 Hz |
| Standards Compliance | GB/T 1038–2000, ISO 2556:1974, ISO 15105-1:2007, ASTM D1434, YBB 00082003–2015, JIS K7126-1:2006 |
Overview
The GBPI N530-G2 Gas Permeability Tester is a gravimetrically referenced, differential-pressure-based instrument engineered for precise and reproducible measurement of gas transmission rates (GTR) through polymeric films, laminates, foils, and rigid packaging containers. It operates on the principle of constant differential pressure (manometric method), where a controlled pressure gradient is maintained across a conditioned test specimen sealed between two chambers—one upstream (high-pressure gas side) and one downstream (low-pressure or vacuum side). The rate at which gas permeates through the material is quantified by monitoring pressure rise in the downstream chamber over time, calibrated against certified reference standards traceable to national metrology institutes. Designed for high-accuracy applications in regulated environments, the N530-G2 supports quantitative analysis of oxygen (O₂), carbon dioxide (CO₂), and nitrogen (N₂) transmission—critical parameters for shelf-life prediction, barrier integrity validation, and compliance with pharmaceutical, food, and medical device packaging requirements.
Key Features
- Triple independent test chambers with dedicated high-stability pressure sensors, enabling concurrent evaluation of three distinct samples—or three different gases—under identical environmental conditions.
- Automated differential pressure maintenance system with user-defined setpoints, ensuring consistent driving force throughout testing and eliminating manual intervention during long-duration trials.
- Advanced electromagnetic stepwise temperature control architecture delivering ±0.01 °C thermal stability across the 5–50 °C operating range—essential for evaluating temperature-dependent permeation behavior per ISO 15105-1 and ASTM D1434 protocols.
- ARM-based embedded control system allowing fully autonomous operation without external PC dependency; integrated 7-inch color touchscreen provides real-time visualization of pressure, differential pressure, temperature, and cumulative gas transmission curves.
- Three-tier barrier mode selection (low-, medium-, and high-barrier) automatically adjusts sensor sensitivity and data acquisition intervals to optimize resolution for materials ranging from standard PE films to ultra-high-barrier aluminum-coated substrates and SiOₓ-coated PET.
- Modular hardware design with field-replaceable sensor assemblies and self-diagnostic firmware, minimizing downtime and simplifying preventive maintenance under GLP-compliant laboratory workflows.
Sample Compatibility & Compliance
The N530-G2 accommodates flat sheet specimens up to Φ110 mm in diameter and 2 mm in thickness—including monolayer plastics, coextruded structures, metallized films, ceramic-coated substrates, and elastomeric sheets—as well as rigid and semi-rigid containers (bottles, trays, pouches, blister packs) via optional fixture kits. Its 50.24 cm² effective test area complies with standardized test geometries defined in ISO 2556, ASTM D1434, and GB/T 1038. Instrument validation is supported by GBPI’s nationally certified reference standards (GBW(E)130541/2), issued by the State Administration for Market Regulation (SAMR), enabling traceable calibration per ISO/IEC 17025 requirements. Full regulatory alignment includes built-in support for 21 CFR Part 11-compliant electronic signatures, audit trail logging, and role-based access control meeting Annex 11 and EU GMP Chapter 4 expectations.
Software & Data Management
Control and analysis are executed via GBPI’s proprietary PermeaSoft™ v4.x platform—developed in accordance with ICH GCP and ALCOA+ principles. The software enforces multi-level user authentication (Administrator, Operator, Reviewer, Viewer), each with configurable permissions governing method editing, result approval, report generation, and system configuration. All analytical actions—including method creation, parameter adjustment, result modification, and report export—are immutably recorded in timestamped, user-attributed audit trails compliant with FDA 21 CFR Part 11 Subpart B. Raw data reside in encrypted SQLite databases with automatic backup and versioning; reports export natively to PDF/A-1b, Excel (.xlsx), and CSV formats—with customizable templates supporting LIMS integration via ODBC drivers. Real-time curve overlay, statistical deviation analysis (RSD <10% for replicate measurements), and batch-wise comparative trending tools facilitate QC release decisions and stability study reporting.
Applications
- Pharmaceutical packaging qualification per YBB 00082003–2015 and USP , including blister foil, cold-forming foil, and HDPE bottle barrier verification.
- Food packaging shelf-life modeling—quantifying O₂ ingress into snack pouches, coffee bags, and modified atmosphere packaging (MAP) systems.
- Medical device packaging validation per ISO 11607-1, particularly for Tyvek® lids, peelable pouches, and sterilization wrap permeability assessment.
- Advanced material R&D for solar backsheet films (EVA, POE, fluoropolymer laminates), flexible OLED encapsulation barriers, and transdermal drug delivery membranes.
- Regulatory submission support for ANDA, NDA, and MDR technical documentation requiring GTR data generated under documented, auditable conditions.
FAQ
Does the N530-G2 comply with FDA 21 CFR Part 11 requirements for electronic records and signatures?
Yes. The system implements full Part 11 functionality—including electronic signatures with biometric or dual-password authentication, immutable audit trails, and secure data storage—with configuration options validated per internal SOPs and third-party QA audits.
Can the instrument measure gas transmission through irregularly shaped containers like bottles or cups?
Yes. Optional container test fixtures (sold separately) enable quantitative GTR measurement on rigid and semi-rigid packaging using volumetric compensation algorithms aligned with ASTM F2622 methodology.
What calibration standards are supplied with the instrument?
GBPI provides traceable national standard substances (GBW(E)130541/2) certified by China’s National Institute of Metrology, along with documented calibration procedures compliant with ISO/IEC 17025 and JJG 885–2019.
Is remote monitoring or integration with enterprise LIMS possible?
Yes. The embedded Ethernet interface supports Modbus TCP and OPC UA protocols; RESTful API endpoints allow bidirectional data exchange with major LIMS platforms including LabVantage, STARLIMS, and Thermo Fisher SampleManager.
How is temperature uniformity verified across the test chamber?
Each unit undergoes factory thermal mapping using NIST-traceable PT100 probes at nine spatial points; final validation certificates include temperature homogeneity profiles demonstrating ≤±0.02 °C deviation across the full 5–50 °C range.
