Jiaxinhai ZPJ-4 Intelligent Tablet Quad-Function Tester
| Brand | Jiaxinhai |
|---|---|
| Origin | Tianjin, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | ZPJ-4 |
| Price | USD 2,200 (FOB Tianjin) |
Overview
The Jiaxinhai ZPJ-4 Intelligent Tablet Quad-Function Tester is a fully integrated, microprocessor-controlled laboratory instrument engineered for routine quality control testing of solid oral dosage forms in pharmaceutical R&D, manufacturing, and regulatory compliance laboratories. It consolidates four essential pharmacopoeial tablet tests—hardness, friability, thickness, and diameter—into a single platform, eliminating manual instrument switching and reducing inter-test variability. The system operates on deterministic mechanical actuation principles: tablet hardness is measured via axial compression using a calibrated load cell (ISO 8503-1 compliant force transduction); friability employs the standard rotating drum method per USP <1216> and Ph. Eur. 2.9.7; thickness and diameter are acquired using high-resolution linear variable differential transformers (LVDTs) with ±1 µm repeatability. Designed for GLP/GMP-aligned environments, the ZPJ-4 supports audit-ready operation through timestamped test records and user-access-level controls.
Key Features
- Quad-function consolidation: Simultaneous capability for tablet hardness (range: 1–200 N, resolution: 0.1 N), friability (drum speed: 25 rpm ±1 rpm, rotation count programmable from 100 to 10,000), thickness (0.1–25.0 mm), and diameter (3–30 mm) — all within one instrument footprint.
- Intelligent calibration protocol: Built-in auto-zeroing and multi-point calibration verification against NIST-traceable reference standards; calibration logs stored with date, operator ID, and deviation metrics.
- Touchscreen HMI with embedded test method library: Preloaded templates conforming to USP <1216>, <1217>, <1218>, and ChP 2020 Edition requirements; customizable test sequences with pass/fail thresholds and statistical summaries (mean, SD, RSD).
- Robust mechanical architecture: Stainless-steel test chamber, precision-ground anvils, and vibration-damped base to ensure measurement stability across ambient temperature fluctuations (15–30 °C) and typical lab humidity (30–70% RH).
- USB data export & optional RS-232 interface: Raw and summary data exportable in CSV format; compatible with LIMS integration via serial command protocol (SCPI-like syntax).
Sample Compatibility & Compliance
The ZPJ-4 accommodates standard convex, biconvex, capsule-shaped, and flat-faced tablets ranging from 3 mm to 30 mm in diameter and up to 25 mm in thickness. It accepts both uncoated and film-coated formulations without adjustment. All test modes comply with internationally recognized standards: hardness per USP <1217> and ISO 13320-1 (indirect compression principle); friability per USP <1216>, Ph. Eur. 2.9.7, and JP 18 <6.07>; dimensional measurements per USP <1218>. The instrument’s firmware and electronic logbook support 21 CFR Part 11 readiness when paired with external identity management systems (e.g., LDAP or local user database with password enforcement and role-based permissions).
Software & Data Management
The embedded firmware provides full local data governance: each test record includes operator ID, timestamp (YYYY-MM-DD HH:MM:SS), instrument serial number, calibration status flag, raw sensor outputs, and calculated parameters. Data persistence is ensured via non-volatile flash memory (retains ≥10,000 test records). USB export generates time-stamped folders containing CSV files with column headers aligned to ICH M5 metadata conventions. Optional PC software (ZPJ-Link v2.1) enables trend analysis, SPC charting (X-bar/R), batch comparison, and PDF report generation with digital signature fields. Audit trails capture all critical events—including method edits, calibration actions, and user logins—with immutable timestamps and user attribution.
Applications
This instrument serves core QC/QA functions across the pharmaceutical product lifecycle: formulation development (excipient screening, binder optimization), process validation (compression parameter correlation), in-process control (tablet press monitoring), stability program assessment (physical attribute drift over time), and regulatory submission support (comparative dissolution-enabling physical characterization). It is routinely deployed in contract manufacturing organizations (CMOs), generic drug manufacturers complying with WHO prequalification requirements, and academic pharmaceutics labs conducting solid-state characterization research.
FAQ
Does the ZPJ-4 meet FDA 21 CFR Part 11 requirements for electronic records?
The device supports Part 11 compliance through configurable user authentication, audit trail logging, and electronic signature readiness—but requires integration with an external identity management system and documented SOPs for full implementation.
Can the friability drum accommodate extended rotation cycles beyond 10,000 revolutions?
No—the maximum programmable rotation count is 10,000, which exceeds the upper limit specified in all major pharmacopoeias (USP, Ph. Eur., JP) for standard friability testing.
Is third-party calibration certification available?
Yes—NIST-traceable calibration certificates issued by ISO/IEC 17025-accredited laboratories can be arranged upon request at additional cost.
What maintenance intervals are recommended?
Annual mechanical inspection and load-cell verification are advised; LVDT sensors require biannual cleaning and zero-check; friability drum bearings should be lubricated every 6 months under continuous use.
Does the instrument support network connectivity (Ethernet/Wi-Fi)?
No—network connectivity is not built-in; data transfer is limited to USB mass storage mode and optional RS-232 serial communication.
