Ifmaterials are transferred into other containers, the employer mustensure that these are labeled as well, unless they fall under theportable container exemption (paragraph f(7)). In terms of labelingsystems, you can choose to use the labels provided by your supplierson the containers.
Confidence votes 178. Iodine is often called a mordant when used in the gram stain. What its function is, is to form large crystals with the Crystal Violet dye used as the first stain.
Gram stain. Mordant: Gram's Iodine. Iodine binds with crystal violet and locks it into peptidoglycan of bacteria. Intensifies the purple color. Enhances the ability of the stain to enter and bind to the bacteria. As a lipid solvent: melts the G- outer membrane and leads to decolorization of Gram-negative cells.