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.
Introduction to iodine test for starch. Starch is a polysaccharide which is found in cereals like rice and in tubers like potato. Iodine test for starch the most followed method to analyze the presence of starch in the given food material. When iodine solution is mixed with starch it turns from brown to dark blue.