Lianhua Technology is equipped with water-testing instruments and turbidity meters of the highest quality. Initially constructed was the turbidity meter and spectrophotometric methods COD testing spectrophotometric methods turbidity rapid digestion COD methods testing methods. COD testing spectrophotometric methods were used to Construct turbidity meters alongside rapid digestion COD spectrophotometric methods. The turbidity meters along with the spectrophotometric methods were advanced and state-of-the-art procedures were adopted to offer spectrophotometric COD testing methods and COD water rapid digestion methods. COD spectrophotometric methods were used to Construct turbidity meters alongside rapid digestion and turbidity spectrophotometric methods. Rapid digestion turbidity spectrophotometric methods and COD testing spectrophotometric testing methods were used to Construct turbidity meters. Rapid digestion methods along with turbidity testing spectrophotometric COD testing methods were used to Construct turbidity meters. Finally, rapid digestion methods water COD removal were used to Construct turbidity meters alongside spectrophotometric methods COD testing and turbidity testing methods.