How to prepare a gram stain slide

High School

After learning how to make a bacteria smear, you can learn how to distinguish different strains of bacteria. This staining method utilizes the differences in cell wall structure to identify whether your bacteria is gram positive or gram negative. This is a great diagnostic tool to add to your students’ research capabilities—and ideal for showing the close relationship between chemistry and biology.

Watch our video above.

Recommended Products

• Ward's® Gram Staining and Bacterial Morphology Lab Activity
• Ward's® Gram Stain Bacterial Suspension Kit
• Bacterial Gram Staining Activity Kit
• Chemistry Gram Stain Kit
• Gram Stain Chemical Set