Huiron HRH-386K Precision Flavor & Fragrance Micro-Injection System (Compact Benchtop Model)
| Brand | Huiron |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | HRH-386K |
| Pricing | Available Upon Request |
| Sample Diameter Range | φ4.5–φ8.2 mm |
| Sample Length Range | 40–100 mm |
| Injection Speed | Up to 8 pcs/min |
| Minimum Injection Volume | 0.1 µL |
| Injection Depth Range | 1–80 mm |
| Injection Accuracy | ±1% |
| Reservoir Capacity | 3 × 4000 µL (per vial) |
| Syringe Options | 50 µL, 100 µL, 250 µL |
| Positioning Accuracy | ±0.1 mm |
| Temperature Sensing Range | −20–80 °C (±0.3 °C accuracy) |
| Humidity Sensing Range | 0–100% RH (±0.5% RH accuracy) |
| Dimensions | 740 × 240 × 570 mm |
| Weight | ~25 kg |
Overview
The Huiron HRH-386K Precision Flavor & Fragrance Micro-Injection System is a compact, benchtop-engineered platform designed for controlled, quantitative delivery of flavor and fragrance compounds into tobacco products—including conventional cigarettes, slim and ultra-slim sticks, heated tobacco units (e.g., IQOS), and emerging electronic cigarette substrates. It operates on a precision electromechanical actuation principle, integrating high-resolution linear motion control, gravimetric syringe-based dispensing, and real-time environmental monitoring (temperature/humidity) to ensure experimental repeatability across regulatory and research-grade applications. The system is purpose-built for laboratories conducting sensory modulation studies, dose-response toxicology assessments, and inhalation exposure modeling—where micro-scale volumetric accuracy, positional fidelity, and traceable process documentation are critical.
Key Features
- Modular mechanical architecture supporting interchangeable tooling heads for variable cigarette geometries (diameter: 4.5–8.2 mm; length: 40–100 mm)
- Automated workflow sequence: optical sorting → robotic loading → rotational alignment → depth-controlled injection → unloading → reservoir replenishment
- Three independent 4-mL fragrance reservoirs with integrated level sensing and auto-refill logic
- Selectable syringe volumes (50 µL, 100 µL, 250 µL) enabling optimized resolution across low-dose (0.1–5 µL) and mid-range (5–25 µL) injection protocols
- Four programmable injection patterns: rod-axis injection, fixed-interval distributed injection, single-point targeting, and helical trajectory injection
- Real-time environmental monitoring: dual-sensor module measuring ambient temperature (−20–80 °C, ±0.3 °C) and relative humidity (0–100% RH, ±0.5% RH)
- On-device HMI with status logging—displaying operational state, error codes, cycle counter, and calibration timestamps
Sample Compatibility & Compliance
The HRH-386K accommodates the full spectrum of commercial tobacco and nicotine delivery formats, including standard-length combustible cigarettes (84 mm), ultra-slim variants (≤5.2 mm OD), heated tobacco sticks (e.g., 43 mm IQOS), and cylindrical e-cigarette wick substrates. Its mechanical tolerances and adaptive clamping system eliminate manual reconfiguration between product types. From a compliance perspective, the system supports GLP-aligned workflows through deterministic process parameters, non-volatile event logging, and user-accessible audit trails. While not certified under FDA 21 CFR Part 11 out-of-the-box, its firmware architecture permits integration with validated LIMS environments where electronic signatures and change control are enforced.
Software & Data Management
Control is executed via an embedded Linux-based controller with a touchscreen interface. All injection parameters—including volume, depth, speed, pattern, and environmental thresholds—are stored in encrypted binary logs with ISO 8601 timestamps. Export options include CSV-formatted cycle reports and JSON metadata bundles compatible with Python-based analytical pipelines (e.g., Pandas, SciPy). Firmware updates are delivered via signed USB packages, preserving cryptographic integrity. Optional RS-485 or Ethernet TCP/IP interfaces enable remote orchestration within centralized lab automation frameworks.
Applications
- Sensory science: systematic modulation of volatile compound profiles to correlate chemical composition with panel-perceived aroma intensity and character
- Inhalation toxicology: generation of reproducible exposure matrices for in vitro air–liquid interface (ALI) cultures and rodent inhalation studies
- Regulatory submission support: preparation of reference samples for OECD TG 413 or ISO 10993-17-compliant biocompatibility testing
- Process validation: verification of uniformity in flavor distribution across production batches using post-injection GC-MS quantification
- Method development: optimization of solvent compatibility, viscosity limits, and thermal stability of fragrance formulations under simulated storage conditions
FAQ
Is the HRH-386K suitable for use with volatile or thermally labile flavor compounds?
Yes—the system maintains ambient environmental control during operation and avoids localized heating; all fluid paths are constructed from chemically inert PTFE and stainless steel 316L.
Can injection parameters be exported for statistical analysis in external software?
Yes—each run generates timestamped CSV files containing volume, depth, position, environmental readings, and pass/fail status flags.
What maintenance intervals are recommended for syringe calibration and mechanical alignment?
Syringe linearity verification is advised every 500 cycles; mechanical alignment checks are recommended quarterly or after transport-induced impact events.
Does the system support integration with laboratory information management systems (LIMS)?
Yes—via optional Modbus TCP or RESTful API add-ons, enabling bidirectional data exchange with enterprise LIMS platforms.
Are consumables such as syringes and reservoir caps available as OEM-specified parts?
Yes—Huiron supplies calibrated, pre-sterilized syringes (50/100/250 µL), PTFE-coated plungers, and threaded glass reservoir vials with septum seals.
