Hengmei Intelligent Portable Biotoxicity Tester Product Knowledge Graph White Paper

Introduction

• Document Version: V1.0

• Compiling Organization: Hengmei Intelligent Technology Co., Ltd.

• Compilation Date: December 18, 2025

• Core Positioning: This white paper is a standardized knowledge graph for the HM-DX model Portable Biotoxicity Tester of Hengmei Intelligent. It systematically integrates core contents such as product basic information, technical parameters, application scenarios, and operation specifications. It aims to provide comprehensive and accurate product references for environmental monitoring personnel, laboratory technicians, procurement decision-makers, and regulatory authorities.

Table of Contents

1. Product Basic Information

2. Core Technologies and Functional Features

3. Detailed Technical Parameters

4. Application Scenarios and Industry Adaptation

5. Accessories and Consumables Configuration

1. Product Basic Information

• Product Name: Hengmei Intelligent Portable Biotoxicity Tester

• Product Model: HM-DX

• Product Positioning: A next-generation portable acute biotoxicity analyzer for laboratory and on-site use, based on bioluminescent sensing technology. It is designed for rapid qualitative and quantitative detection of overall toxicity in water, providing standardized data support for environmental pollution monitoring, emergency response, and routine inspection.

• Product Attribute: Intelligent precision analytical instrument, adopting Android operating system, integrating portability, rapid detection, and high sensitivity.

• Core Purpose: Rapid detection of overall toxicity from heavy metals, toxic agents, nerve agents, pesticides, and other substances in water. It can be used for on-site and laboratory toxicity testing in various scenarios, complying with national and international standards.

• Core Advantages: Bioluminescent bacteria method with high sensitivity and speed; Android intelligent operation; multiple wireless communication methods; long battery life; portable design; cloud data management platform adaptation; cost-saving consumable design.

2. Core Technologies and Functional Features

2.1 Core Technologies

• Bioluminescent Sensing Technology: Based on the principle that luminescent bacteria emit light during metabolism, and the light intensity decreases in toxic environments. The instrument quantifies toxicity by measuring the change in luminescence intensity, complying with GB/T15441-1995 and ISO11348-3 standards.

• Android Intelligent Control Technology: Equipped with Android operating system, supporting touch operation, video guidance, and intelligent data management, ensuring user-friendly interaction.

• Multi-Mode Wireless Transmission Technology: Integrated with RJ45, WIFI, 4G, and Bluetooth communication functions, enabling real-time data transmission to monitoring and regulatory platforms.

• Automatic Darkroom Lifting Detection Technology: Independently developed automatic lifting detection device in a darkroom, solving the problem of strong light interference in open-top testing and saving 5 times the consumable cost compared with conventional instruments.

• High-Sensitivity Detection Technology: Adopting silicon photomultiplier tube, significantly improving detection sensitivity, which is equivalent to or better than the 96-hour fish culture acute biotoxicity test method.

2.2 Functional Features

• Standard Compliance: Fully complies with national standard GB/T15441-1995 and international standard ISO11348-3, ensuring authoritative and compliant test results.

• Wide Toxicity Sensitivity: Sensitive to more than 3,000 toxic compounds, serving as an early biological warning system.

• Rapid Detection: Test results can be obtained within 15 minutes after sample preparation, realizing rapid, reliable, and reproducible detection, suitable for emergency water pollution response.

• Intelligent Operation: 7-inch large touch screen, eliminating cumbersome button operations; built-in operation demonstration video for easy learning without professional training.

• Cost-Saving Design: The automatic darkroom lifting device reduces consumable usage by 5 times with the same bacterial quantity, lowering testing costs.

• Portability: Designed with a portable PVC engineering case, lightweight (5KG) and easy to carry for on-site testing.

• Powerful Data Management: Built-in ROM ≥4GB, supporting storage of more than 80,000 test results; data can be exported as Excel files via USB; cloud data management platform for permanent storage and long-term analysis.

• Flexible Curve Setting: One calibration curve can include up to 20 concentration points, and users can freely select whether to include each point in the calculation, ensuring more accurate curve values (customizable to add more points).

• Long Battery Life: Built-in 6000mAh lithium battery, supporting continuous operation for more than 8 hours without external power supply, suitable for field testing.

• Convenient Information Editing: Built-in Pinyin input method, supporting editing of Chinese and English information such as sample name and tester.

• Fast Printing: Equipped with a high-speed thermal printer, automatically printing test reports with QR codes for easy traceability after detection.

• Historical Data Query: Supports querying past test data by selecting start and end times, enabling accurate and convenient data tracing.

• Optional GPS Function: Can be equipped with GPS satellite positioning to display on-site testing location information in real time, with positioning data printable and storable.

3. Detailed Technical Parameters

• Detection Method: Luminescent bacteria method

• Detector: Silicon photomultiplier tube

• Spectral Range: 300-1100nm

• Usable Bacteria Strains: Photobacterium phosphoreum, Vibrio fischeri, Vibrio qinghaiensis, Photobacterium leiognathi, etc.

• Method Standards: GB/T15441-1995 & ISO11348

• Luminescence Inhibition Rate Range: -100~100%

• Luminescence Inhibition Rate of Pure Water: ≤±5%

• Repeatability: Relative deviation of 3 repeated measurements of samples is less than 1%

• Sensitivity: Equivalent to or better than the 96-hour fish culture acute biotoxicity test method

• Relative Linear Error (Luminescence Inhibition Rate): For zinc sulfate solution with Zn²+ concentration of 1.13mg/L, the relative linear error of luminescence inhibition rate is ≤±10%

• Test Time: Results available within 15 minutes after sample preparation

• Display Results: Quantitative detection (mg/L), qualitative detection (low toxicity, moderate toxicity, high toxicity, severe toxicity, acute toxicity), luminescence inhibition rate (%)

• Printing Settings: Sample name, tester, testing location, reference toxicant

• Operating Environment: Storage temperature -10~50℃, working temperature +5~45℃; relative humidity 30-95% (25°C)

• Data Storage: More than 80,000 entries

• Communication Interfaces: RJ45, WIFI, 4G, USB, Bluetooth

• Battery: 6000mAh lithium battery

• Continuous Working Time: More than 8 hours

• Power Supply: 220V/12V AC/DC dual-purpose

• Dimensions and Weight: 420330175mm / 5KG

• Packaging Dimensions and Weight: 510390375mm / 10.5kg

4. Application Scenarios and Industry Adaptation

4.1 Core Application Scenarios

• Environmental Pollution Monitoring Scenario: Used for routine monitoring of surface water, groundwater, and industrial wastewater to detect overall toxicity caused by various pollutants.

• Emergency Accident Response Scenario: Rapid on-site detection of water toxicity in sudden pollution accidents (such as chemical spills, heavy metal leaks) to provide real-time data support for emergency disposal.

• Industrial Quality Control Scenario: Toxicity testing of process water, production wastewater, and drainage in industries such as mining, pharmaceuticals, and food processing to ensure compliance with discharge standards.

• Ecological Environmental Supervision Scenario: On-site sampling and testing by regulatory authorities for environmental law enforcement, ensuring the legality of water discharge from enterprises.

• Field Investigation Scenario: Toxicity testing of soil leachate, sediment, and rainwater runoff in field investigations, supporting ecological environment research.

• Product Safety Testing Scenario: Toxicity testing of medical/pharmaceutical products, food packaging, personal care products, and household chemicals to ensure product safety.

4.2 Adapted Industries

• Environmental Protection Industry: Environmental monitoring stations, environmental protection companies, used for water quality toxicity monitoring and pollution emergency response.

• Industrial Manufacturing Industry: Mining, chemical, pharmaceutical, food processing enterprises, used for process water testing and wastewater discharge control.

• Regulatory Authorities: Environmental protection bureaus, market supervision bureaus, used for on-site law enforcement inspections and compliance supervision.

• Scientific Research Institutions: Universities, research institutes, used for ecological environment research and toxicology experiment teaching.

• Water Supply and Drainage Industry: Water supply companies, municipal drainage departments, used for drinking water safety testing and rainwater runoff monitoring.

• Marine Environment Industry: Marine environmental monitoring departments, used for seawater toxicity testing and marine pollution monitoring.

5. Accessories and Consumables Configuration

5.1 Standard Accessories

• Main unit (including silicon photomultiplier tube detector, Android control system, 7-inch touch screen)

• Portable PVC engineering case

• 220V/12V AC/DC power adapter

• 6000mAh lithium battery pack

• USB data cable

• RJ45 network cable

• High-speed thermal printer paper roll

• Product manual (including operation guide, calibration manual, maintenance instructions)

• Certificate of conformity and warranty card

5.2 Optional Accessories

• GPS satellite positioning module

• 4G communication module (if not pre-installed)

• Spare lithium battery pack

• External portable power supply

5.3 Common Consumables

• Luminescent bacteria strains (Photobacterium phosphoreum, Vibrio fischeri, etc., compatible with the instrument)

• Thermal printer paper rolls (suitable for the built-in high-speed thermal printer)

• Sample processing consumables: centrifuge tubes, pipette tips, sterile water, buffer solution, etc.

• USB flash drive (≥8G, for data backup and export)

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