Free Chemistry Reference

The Online Chemical Glossary

Formulas, properties, safety data and uses for 1,215+ chemicals — built for students and researchers.

1,215+ Chemicals · 10 Categories · 5+ Articles · Free & No Registration

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Find any chemical by name, molecular formula, CAS number, or synonym in seconds.

Detailed Data

Each entry includes formula, CAS number, physical properties, industrial uses, and safety information.

Safety Data

Every chemical includes handling precautions, hazard information, and exposure limits.

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