This is the 13544th most frequent German word.
chemische
"Chemische" means "chemical" in English.
Here, 'chemische' is used as an adjective modifying 'Analyse' to describe the type of analysis as chemical.
Die chemische Analyse des Wassers zeigte Verunreinigungen.
The chemical analysis of the water revealed impurities.
In this sentence, 'chemische' modifies 'Produkte,' signifying that the products are chemical in nature or origin.
Chemische Produkte müssen sorgfältig behandelt werden.
Chemical products must be handled carefully.
'Chemische' is used as an adjective modifying 'Experimente' to specify that the experiments are related to chemistry.