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Precision Water Quality Monitoring Solutions

Advanced online water analyzers, RO systems, EDI modules, and smart monitoring platforms for industrial, municipal, and environmental applications.

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About LZ Instrument

Hebei Lan Ze Instrument Technology Co., Ltd. is a professional enterprise focused on online water quality analysis instruments and system integration. With years of R&D experience, we deliver high-precision monitoring solutions for diverse water treatment applications.

Our core expertise lies in multi-parameter water quality monitoring systems, reverse osmosis (RO) control systems, and Internet-based water quality management platforms. We serve waterworks, industrial plants, swimming pools, pharmaceutical facilities, and environmental monitoring stations across the globe.

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Water Analyzer Equipment RO System EDI Module Control Panel

Our Products

High-accuracy online water quality instruments for industrial and environmental applications

Small Screen pH/ORP Monitor

Small Screen pH/ORP Monitor

High accuracy digital meter for continuous monitoring of pH and ORP in water systems. Ideal for compact installations.

  • • High Accuracy Measurement
  • • Compact Design
  • • Real-time Monitoring
  • • Hot Sales Model
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Big Screen pH/ORP Meter

Big Screen pH/ORP Meter

Large display digital meter with enhanced visibility for industrial environments requiring precise pH and ORP control.

  • • High Accuracy
  • • Large LCD Display
  • • Durable Housing
  • • Hot Sales Model
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Conductivity/Resistivity Monitor

Conductivity/Resistivity Monitor

Small screen controller for measuring conductivity and resistivity in water treatment and industrial processes.

  • • High Accuracy
  • • Multi-Range Support
  • • Temperature Compensation
  • • Hot Sales Model
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Residual Chlorine Analyzer

Residual Chlorine Analyzer

Online monitoring system for disinfection control in swimming pools, spas, and drinking water systems.

  • • Real-time Detection
  • • Stable Performance
  • • Low Maintenance
  • • Pool & Spa Application
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Reverse Osmosis System

Reverse Osmosis (RO) System

Integrated RO control systems for water purification in industrial, pharmaceutical, and food processing applications.

  • • High Efficiency
  • • Automated Control
  • • Energy Saving
  • • Customizable Design
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EDI Module

Electrodeionization (EDI) Module

Continuous deionization system for producing ultrapure water without chemical regeneration.

  • • Chemical-Free Operation
  • • Stable Water Quality
  • • Low Operating Cost
  • • Ideal for Pharma & Food
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Digital Water Analyzer Sensor

Digital Water Analyzer Sensors

Multi-parameter sensors for pH, DO, turbidity, COD, NH3-N, and conductivity in online monitoring systems.

  • • Digital Output
  • • Plug-and-Play
  • • Corrosion Resistant
  • • Long Service Life
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Water Quality Remote Platform

Water Quality Remote Detection Platform

Cloud-based monitoring system for real-time data access, alerts, and centralized management of water quality networks.

  • • IoT Enabled
  • • Remote Access
  • • Data Analytics
  • • Multi-Site Support
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Why Choose LZ Instrument?

🔬

High Accuracy & Reliability

Our instruments are engineered for precision and long-term stability in demanding environments.

🌐

Smart Monitoring Platforms

Cloud-connected systems enable real-time data access, remote diagnostics, and predictive maintenance.

🏭

Industrial-Grade Durability

Robust construction ensures reliable performance in harsh industrial and outdoor conditions.

Our Projects

Real-world applications of our water quality solutions

Chlorine Analyzer in Swimming Pools & Spas

Continuous monitoring ensures safe disinfection levels and compliance with health regulations.

Water & Wastewater Treatment Solutions

Comprehensive monitoring and control systems for municipal and industrial wastewater treatment plants.

Ultrapure Water for Food & Pharma

EDI and RO systems producing high-purity water for sensitive manufacturing processes.

Latest News

Insights and updates from the world of water quality monitoring

Nov. 16, 2021

When to Replace the Reverse Osmosis Membrane?

Learn the signs of membrane degradation and optimal replacement intervals for RO systems.

Nov. 04, 2021

Can RO Treat PVC Mother Liquor Wastewater?

Exploring the effectiveness of reverse osmosis in treating industrial chemical wastewater.

Oct. 22, 2021

Peculiar Smell in RO Effluent?

Understanding potential causes of odor in reverse osmosis system output and how to resolve them.

Get in Touch

Contact us for product inquiries, technical support, or custom solutions.

Email

info@lzinstrument.com

Phone / WhatsApp

+86 177 3119 6526

Skype

+86 177 3119 6526

Address

723 Zhitong Business Incubator Base, 35 Nanerhuan West Road, Qiaoxi District, Shijiazhuang City, Hebei Province, China

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