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Water treatment involves the use of various chemicals to purify and disinfect water, ensuring it is safe for drinking, industrial use, and environmental discharge.

HANGZHOU TONGGE ENERGY TECHNOLOGY CO.LTD participated in the CHINA TRADE FAIR VIETNAM at the VIETNAM HOMELIFE EXPO and Building & Decoration Expo 2024

Optical Brightener KSN is a kind of fluorescent agent that helps to improve the whiteness of paper products. It can absorb ultraviolet light and then emit visible blue light, which makes the paper products appear brighter and whiter. The chemical name of Optical Brightener KSN is 4,4'-Bis(2-sulfostyryl) biphenyl disodium salt.

A dye is a chemical substance used to provide color on food and other objects.In short, different types of dyes have different characteristics and application scenarios, but we should pay attention to maintaining moderate consumption to avoid adverse effects on the body.