Mercuric chloride

Definition

Mercuric chloride is a toxic, inorganic chemical compound with potent antimicrobial properties. It is used in microbiology for disinfection and preservation due to its effectiveness against a wide range of microorganisms.

5 Must Know Facts For Your Next Test

1. Mercuric chloride is highly effective against bacteria, fungi, and viruses.
2. It works by disrupting cellular enzymes and proteins, leading to microbial death.
3. Due to its toxicity, it must be handled with extreme care and appropriate safety measures.
4. Mercuric chloride is less commonly used today because of safer alternatives and environmental concerns.
5. In historical contexts, it was used for antisepsis and as a preservative in vaccines.

Review Questions

• What makes mercuric chloride effective against microorganisms?
• Why is the use of mercuric chloride limited in modern times?
• What are the safety precautions required when handling mercuric chloride?

Related terms

Disinfectant: A chemical substance used to eliminate or reduce harmful microorganisms on surfaces.

Antiseptic: A substance that inhibits the growth of microorganisms on living tissues.

Preservative: A chemical added to products to prevent decomposition by microbial growth or undesirable chemical changes.