Functions:
English language menu and LCD display for easy use
It adopts dichromate colorimetric method.
Direct reading of COD results and no need to analyze by other means such as titration.
2 point calibration (zero COD and full scale calibration)
Measuring results can be viewed, deleted and printed. Up to 200 sets of measuring data
It adopts digestion method of sealing reflux and can conduct simultaneous digestion of 21 samples for low energy consumption.
The digestion temperature can be adjusted from ambient temperature to 165ºC. Also, it is equipped with over temperature alarming system.
The digestion time can be set from 0 to 120 min. It will be power off after response.
Technical Parameter:
Model | COD-571 |
COD measuring range | (0~150)mg/L,(0~1500)mg/L |
Error | ±8% |
Repeatability | 3% |
Stability | COD value < 6mg/L during 20mins |
Power supply | AC(220±22)V,(50±1)Hz |
Size/Weight | COD-571:315×225×100mm,2kg COD-571-1:330×228×132mm,4kg |

COD-571-1 Digestion device
1.Digestion temperature: 100 ~ 165 ºC;
2.digestion time 0 ~ 120min;
3.Simultaneous digestion reaction of 21 samples to reduce energy consumption;
4.digestion temperature 100 ~ 165 ºC arbitrarily set, and over-temperature alarm device;
5.digestion time 0 ~ 120min arbitrarily set, the reaction ends automatically shut down, easy to operate;
6.Compact structure, sealed reflux digestion method.

FAQ
1. How can I choose the suitable one?
Dear customer, please tell us your detailed requirements by mail or online, we will recommend the suitable one as your request.
2. Does your price is competitive?
Dear customer, we make sure to offer you the best quality with competitive price.
3. How can I pay?
Dear customer, we accept many payment term, such as T/T, Western Union…
4. When I receive it after pay?
Dear customer, normal models can be delivered with 5-7days, please contact us to check transport time to your address.
5. How to deliver?
Dear customer, we can send by Express, by Sea and by Air.
6. Is will be broken during transport?
Dear customer, please do not worry, we do standard export package.
7. What should I do if I do not know how to use?
Dear customer, please do not worry, manual user will be sent together, you can also contact us with more technological support.
8. What should I do if some parts broken?
Dear customer, please do not worry, we have 12months warranty except wear parts. You can also buy parts from us after 12months.
Company Show:
Factory Show:
Professional laboratory instrument manufacturer with 11 years of experience.
Export experience has been 8 years.
Shipping : 5days by courier,door to door service
Certification:
The company has passed various international authoritative certifications such as SGS, CE, ISO.
Warranty And After-sale Service
♥♥We Supply 1 Year Warranty , And Lifelong Free Technical Guiding And Training♥♥
