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Multi-Parameter Water Quality Meter LB-21PMT Catalog

Overview

Multi-Parameter Water Quality Meter LB-21PMT offers multi-parameter testing for COD up to 15000 mg/L, Ammonia Nitrogen up to 50 mg/L, Total Phosphorus up to 20 mg/L, and Total Nitrogen up to 50 mg/L with high accuracy. It utilizes wavelengths of 420 nm, 450 nm, 520 nm, and 610 nm for precise analysis. It adopts a spectrophotometric measurement method and includes no internal moving parts, ensuring long-term stability. Our meter uses a multi-wavelength LED and digital display for fast, reliable readings. 

Specifications :
COD Test Range 0 to15000 mg/L
Ammonia Nitrogen Test Range 0 to 50 mg/L
Total Phosphorus Test Range 0 to 20 mg/L
Total Nitrogen Test Range 0 to 50 mg/L
Wavelength 420 nm, 450 nm, 520 nm, 610 nm
Accuracy ±5 %
Test Items COD, Ammonia Nitrogen, Total Phosphorus, Total Nitrogen
Method Spectrophotometer
Light Source Silicon Diode
Battery Life More than 30 hours
Dimension 90 × 70 ×125 mm
Weight 300 g (including battery)
Features :

  • High-precision optics
  • Rapid touchscreen operation
  • Advanced accuracy filter
  • Low sample and reagent consumption
  • Professional optical circuit design
  • IP65+ protection grade
  • Compact and lightweight 

Applications :

Multi-Parameter Water Quality Meter LB-21PMT is widely used in environmental monitoring, industrial wastewater testing, laboratory analysis, municipal water management, and research institutions. It is ideal for measuring chemical parameters such as COD, ammonia nitrogen, total phosphorus, and total nitrogen in various water samples.

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