LCK238 Laton Total Nitrogen cuvette test 5-40 mg/L TN



Manufacturer: Hach

Availability: In stock

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Test kit for the determination of total Nitrogen. Measurement range 5-40 mg/L TN. The number of tests in a package is 25 pieces. Standard: EN ISO 11905-1.



Hach cuvette test LCK238 for the determination of total Nitrogen. Used for water analysis and wastewater monitoring.

Summary of method: Inorganically and organically bonded nitrogen is oxidized to nitrate by digestion with peroxo-disulphate. The nitrate ions react with 2.6-dimethylphenol in a solution of sulphuric and phosphoric acid to form a nitrophenol. According to standard: EN ISO 11905-1.

Key benefits:

  • 100% safety at every stage of the analysis process
  • Versatility
  • Accuracy and reliability of measurement values
  • Convenient and error-free dosing of reagents


Application areaTest kits, Wastewater, Reagents, Drinking water, Water supply
TypeCuvette tests 13 mm
IndustryEcology, Pulp and paper, Pharmaceutical, Glass, Power generation, Transport, Chemical, Food and Beverage, Municipal
ParametersNitrogen total
Measurement Range5 - 40 mg/L TN
CompatibilityDR6000, DR1900, DR3900, DR5000, DR2800, DR3800
MethodKoroleff Digestion (Peroxodisulphate), and Photometric Detection with 2.6-Dimethylphenol
Number of tests25
Quality controlLCA700


Working Procedure: LCK 238 LATON, 5–40 mg/L Total Nitrogen, TNb
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