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.
Precautions in Using Gram Stain The Gram stain is especially useful as one of the first steps in the identification of a bacterial species, since it reveals both the morphology and the Gram reaction of the bacteria. In this exercise, both Gram-positive and Gram-negative rods and cocci of commonly encountered bacterial species will be stained.