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.
A Gram stain is used, along with a culture of the material from an infected site, to identify the cause of a bacterial infection. The Gram stain provides preliminary results on whether bacteria are present and the general type, such as the shape and whether they are Gram-positive or Gram-negative.