Interactive periodic table with up-to-date element property data collected from authoritative sources. Look up chemical element names, symbols, atomic masses and other properties, visualize trends, or …

A key intermediate in metabolism. It is an acid compound found in citrus fruits. The salts of citric acid (citrates) can be used as anticoagulants due to their calcium -chelating ability. Citric acid is one of …

GHS, the Globally Harmonized System of Classification and Labeling of Chemicals, was developed by the United Nations as a way to bring into agreement the chemical regulations and standards of …

Phospholipid is phosphate-containing lipids that are a major component of all cell membranes. Most phospholipids contain a diglyceride, a phosphate group, and a simple organic molecule such as …

Copper Sulfate | CuSO4 or CuO4S | CID 24462 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities ...

Elements PubChem has summary pages specific to chemical elements, and a periodic table. Periodic Table As we mark the 150th anniversary of the periodic table, the scientific community has declared …

May 8, 2019 · The periodic table of chemical elements is one of the most recognized tools in science. As we mark the 150th anniversary of the periodic table, the scientific community has declared 2019 to …

No additional elements may be present. This is useful for retrieving isomeric sets or exploring chemical space defined by a precise elemental composition. Allowing Additional Elements Above the …

Explore how electronegativity changes with atomic number in the periodic table of elements via interactive plots.

Molecular Formula search allows one to locate records that contain a certain number and type of atomic elements. For example, a query of "C 6 H 6 " will return all structures containing six (6) carbon atoms …