According to the detection requirements of irbesartan in Chinese Pharmacopoeia 2020 edition, anion e…
Light up the heart of experiment with beauty! On August 7, the new generation of intelligent ion chr…
In 2020, affected by the COVID-19, going abroad is limited, which makes it impossible for overseas e…
Now, there are more than 100 varieties of cement in the world, which is one of the main building mat…