Gram stain Kit

Gram Stain Kit - The Gram Stain Kit is intended for the demonstration and differentiation of Gram-positive and Gram-negative bacteria.
Gram Positive Bacteria: Blue
Gram Negative Bacteria: Red
Other Tissue: Yellow
Nuclei: Red https://www.scytek.com/products/40.54-GSK-2-Gram-Stain-Kit.asp