Lianhua Technology continuously brings out new solutions. Our user friendly Easy COD Vials Reagents brings out new solutions in Water quality testing technology. This COD Vials is suitable in many different industries such as, Environmental Protection, Food Processing, and Municipal Sewage Treatment. We have over 40 years of experience in this industry, which Lianhua Technology was built off of. Mr. Ji Guoliang’s , 1982 rapid digestion spectrophotometric method for COD determination is the first method for COD testing in China and the first method in “CHEMICAL ABSTRACTS”. We are proud to say that we have the latest technology in the world and in China. We comply to the best practices in the world for manufacturing COD testing vials and built to international specs. Environmental Protection and food processing industries depend on the adherence to regulations. Environmental Protection and food processing industries depend on the adherence to regulations. Water quality is of the highest importance and Lianhua Technology will always assist in the conserving our water resources. Our Easy to Use COD Vials Reagents is just one example of our product. We are proud to assist water quality defenders around the world and we will continue to do so.