Swimming pool common disinfectant types introduced

At present, the disinfectants commonly used in swimming pools include: disinfectants, flocculants, algicides, and PH conditioners. There are many ways to sterilize swimming pools. Commonly there are ozone disinfection and ultraviolet disinfection, but mainly chlorine disinfection. <

Non-paper media printing industry status trend

In 2011, the Printing Industry Market Information Research Organization (PRIMIR) conducted a detailed study of the taxation patterns of non-paper printing methods. After conducting a detailed survey of some important printing industries, such as the commercial printing industry, the digital ima

The future development trend of printing ink

China's ink industry started late, compared with the scale of the ink industry in developed countries in Europe and America, the gap is large. The annual output of ink in China has grown from 100,000 tons in 1995 to 430,000 tons in 2008, with sales of about 9.1 billion yuan, and the average