Acids and Bases:

• Used for acid-base titrations, pH adjustments, and neutralization reactions.
• Examples include hydrochloric acid, sulfuric acid, and sodium hydroxide.

Solvents:

• Essential for dissolving, diluting, and extracting substances.
• Common solvents include ethanol, acetone, and methylene chloride.
• Used in techniques such as chromatography and glassware cleaning.

Reagents:

• Trigger or detect chemical reactions.
• Types include indicators, precipitants, oxidizing agents, and reducing agents.
• Enable substance identification, chemical transformations, and property investigation.

Analytical Standards:

• High purity reference materials for precise measurements and instrument calibration.
• Ensure accuracy and reliability in spectrophotometers, chromatographs, etc.

Buffers:

• Maintain stable pH conditions in experiments.
• Critical for biological and chemical processes requiring pH stability.