Water Quality Tetrazine Tester

Water Quality Tetrazine Tester

  • Product Number:LD-T4N
  • Product Difference:Mainly tests water quality ammonia nitrogen, nitrate nitrogen, nitrite nitrogen, and total nitrogen concentration indicators

Product Introduction

The Water Quality Nitrogen Analyzer is designed and manufactured in accordance with relevant standards. This instrument primarily measures water quality parameters such as ammonia nitrogen, nitrate nitrogen, nitrite nitrogen, and total nitrogen concentration, and features intelligent data analysis capabilities. Data is displayed in charts and tables, making analysis clear and straightforward. High-definition color LCD touchscreen display, Android smart operating system, Chinese display interface, Chinese and English keyboards, user-friendly operation, making it easier to use.

The Water Quality Nitrogen Analyzer can be widely applied in various industries (industrial wastewater, municipal sewage, domestic sewage, and surface water in river basins) for wastewater testing. It can meet the diverse needs of different users and is suitable for monitoring industrial wastewater from industries such as chemicals, petroleum, coking, papermaking, metallurgy, brewing, and pharmaceuticals, as well as various types of domestic sewage.

Product Features

  • Features the latest Android 7.1.1 smart operating system with a user-friendly Chinese interface, offering faster performance and enhanced stability.

  • 10.1-inch LCD touchscreen display with a user-friendly Chinese interface, providing intuitive and simple readings.

  • Features a precision colorimetric cell design with consistent light sources, eliminating measurement errors caused by light source variations and ensuring more accurate results.

  • Uses imported ultra-high-brightness LEDs for light sources, with automatic brightness adjustment and calibration.

  • Supports various colorimetric methods, including 10mm, 30mm, and 50mm cuvette colorimetry, as well as φ16mm tube colorimetry, offering diverse options to ensure measurement accuracy.

  • Features wireless communication functionality, supporting Wi-Fi, RJ45, and mobile hotspot network connectivity. Detection data can also be exported via a USB drive.

  • Multi-functional sample management allows samples to be named in both Chinese and English, facilitating sample record-keeping and data storage.

  • The instrument can permanently store up to 8 million sets of data. For convenient retrieval of large datasets, data can be searched by time and analyzed as needed.

  • The instrument is equipped with a regulatory cloud platform, enabling data upload via local area networks and the internet, as well as integration with environmental regulatory department platforms.

  • Built-in thermal line printer, with customizable print content (including QR code printing).

  • Operates on 220V AC power and can be optionally equipped with a 6Ah high-capacity rechargeable lithium-ion battery for convenient outdoor mobile testing.

  • Includes built-in instructional demonstration videos, allowing users to watch the instrument's operational videos while conducting experiments, making it easier to get started.

  • The instrument's firmware can be upgraded in the future.

Product parameters

Indicated value error≤±5%
Instrument stability<0.5%
Instrument repeatability<0.5%
Photochemical stabilityValue drift within 20 minutes ≤0.002A (100,000-hour lifespan)
Ammonia nitrogen

Reference standards: Determination of ammonia nitrogen in water quality—Nassau reagent spectrophotometric method / Determination of ammonia nitrogen in water quality—Salicylic acid spectrophotometric method

Standard methods: HJ535-2009/HJ536-2009
Test range: 0.2–200 mg/L (segmented) / 0.025–25 mg/L (segmented)

Nitrate nitrogenReference standard: Colorimetric Spectrophotometric Method
Detection Range: 0.1–100 mg/L (segmented)
Nitrite Nitrogen

Reference Standard: Water Quality—Determination of Nitrite Nitrogen by Spectrophotometric Method

Standard Method: GB7493-87
Detection range: 0.005–0.25 mg/L

Total nitrogenReference standard: Water quality—Determination of total nitrogen—Alkaline potassium persulfate digestion ultraviolet spectrophotometric method
Standard method: HJ 636-2012
Detection Range: 0.5–200 mg/L
Colorimetric MethodColorimetric tubes (16 mm digestion and colorimetric integrated tubes), colorimetric cells (10 mm, 30 mm, 50 mm)

Operating System

Android 7.1.1 smart operating system
Operating interfaceChinese/English (factory-selectable)
Display screen10.1-inch high-definition color LCD touchscreen
Network interfaceUSB 2.0, WiFi, Bluetooth, Hotspot, RJ45
Cloud PlatformThe instrument is equipped with a monitoring platform, connected to the network, with detection results directly transmitted to the environmental safety monitoring platform
PrinterThermal Line Printer
Data Storage8 million sets, accessible for viewing at any time
Data Export FormatExcel spreadsheet
Dimensions and Weight444 x 303 x 173 mm, 5.2 kg (excluding adapter, charger, or battery)

Operating Temperature

(5 - 40) °C
Environmental HumidityRelative humidity <85% (no condensation)
Rated Power10W
Operating Power SupplyAC 220V ±10%/50Hz
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