Gram Stain Kit (Modified Brown & Brenn)



$45.00 to United States. Order now and get your product by


We promise excellent product performance and responsive customer service. Our products come with a 100% money back guarantee.

Stains for gram-positive and gram-negative bacteria in just 10 minutes.

The Gram Stain Kit (Modified Brown & Brenn) is intended for the demonstration and differentiation of Gram-positive and Gram-negative bacteria. In the Brown & Brenn protocol, Safranin O and Hucker€™s Gentian Violet both serve as primary stains that produce blue stained gram-positive bacteria and red gram-negative bacteria and nuclei. Picric Acid/Acetone is used as a yellow counterstain.

Gram Positive Bacteria: Blue
Gram Negative Bacteria: Red
Other Tissue: Slightly Yellow - Pink
Nuclei: Red

Instructions For Use