HH-6 COD analyzer/ detector

HH-6 COD analyzer/ detector

Brief introduction

Determination of COD value HH-6COD analyzer sealed catalytic digestion , in strongly acidic solution, adding a certain amount of potassium dichromate as an oxidizing agent in the presence of special composite catalyst at 165 ℃temperature heating water sample digestion , potassium dichromate organic matter in water is reduced to trivalent chromium , trivalent chromium ion content was measured at a specific wavelength to calculate the amount of oxygen consumed .

Main features:
Automatic temperature control , timing
Cold light, narrow-band interference
Automatic Data Processing
Auto Zero
Display rich content

Man-machine dialogue , simple operation
Power protection
Five regression curve at any time call
Print various data
Temperature , time adjustable

Technical Specifications:
Temperature control system : 165 ℃ ± 1.5 ℃
Digestion time : 10min
Resistance to chloride interference : Cl- <1200 mg / L
Detection limit : 5 mg / L
Measurement range : 5 mg / L ~ 2000 mg / L

Tolerance : 5 mg / L ~ 100 mg / L, the absolute error ≤ ± 5 mg / L
          100 mg / L ~ 2000 mg / L, the relative error ≤ ± 5%
Repeatability error: the relative standard deviation ≤ ± 3%
Optical stability : A≤0.002 / 20min
Batch capacity: 20 water samples
Dimensions : 420 × 350 × 175 (mm)
Power consumption : ≤500W

Dear customer,

We ,Xi’an Yima Opto-electrical Technology Com.,Ltd. is an integrated economic entity of R&D,manufacturing and trading with over 20 years of history .

Our business scope covers various fields such as biochemical analysis,environmental protection,industrial testing, bioscience,medical apparatus and instruments,internet technology and some frontier science.

Through a long-time development,we own a national resources system of various professional talents , abundant supply for various components &parts and special materials, full producing &processing equipments , strong Technological standardization and a complete quality assurance system.