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.
1 Step 2: Gently rinse the stain off the slide. 2  Step 3: Cover the slide with Gram's iodine for one minute. 3  Step 4: Gently rinse the Gram's iodine off the slide. 4  Step 5: Decolorize the slide with 95% ethanol.