The water purifier is one of the common home appliances in our family, and it is now more and more popular. Activated carbon is including powder carbon and granular carbon, and its operation mode and equipment are different. (1) Powdered carbon. For the adsorption treatment of powdered carbon for drinking water, powdered carbon is first prepared into carbon slurry, wh...[Detailed]

a. For non carcinogens, there is an obvious dose response relationship between their toxic effects. When they are lower than a certain dose level, they will not cause harmful effects. This dose is called "threshold". Water treatment equipment is calculated based on daily tolerable intake (TDI) when establishing limits for these chemicals. b. Tolerable daily ...[Detailed]

Test methods for water treatment equipment (1) Test substance. The test substance should be dissolved or suspended in an appropriate medium. It is recommended that water be the first choice, followed by vegetable oil (such as corn oil), and other media (such as carboxymethyl cellulose, gelatin, starch, etc.) be considered again. For nonaqueous solution medium, its tox...[Detailed]

Lake water and river water treatment equipment, also known as filtering equipment and purification equipment, is a common surface water treatment equipment. River water and lake water are surface water. Water quality varies with seasons and upstream sewage discharge. The water quality is not very poor. It is valid for a period of time. The water quality was very turbi...[Detailed]