Corrosive and toxic chemicals, including tetrabutylammonium hydroxide and p-toluenesulfonyl isocyanate, are employed for the Hydroxyl Number analysis of polyols by titration according to ASTM D4274-16 ...
The Nature Index 2025 Research Leaders — previously known as Annual Tables — reveal the leading institutions and countries/territories in the natural and health sciences, according to their output in ...
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