Photochemistry and photocatalysis products trade in, long-term activities

In view of the popularization and wide use of photochemical and photocatalytic products in China, the upgrading of products has been accelerated. Now the activity of replacing the old with the new has been carried out for a long time. For photochemical and photocatalytic instrument products of different brands and parameters, the old and new ratio depreciation is carried out, and the new price is not false. Welcome to consult!