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 To test for starch: A standard test for starch uses iodine. 2  Because iodine is not very soluble in water the first step is to form an iodine reagent by dissolving iodine in water in the presence of potassium iodide, resulting in a linear triiodide ion complex-which is soluble and yellow/orange in colour. Lugol's Solution: An example of an iodine-based product that has been widely used in medicine is Lugol's iodine (developed by French physician Jean Guillaume Auguste Lugol in 1829). 2  This consists of 5 g iodine (I 2), 10 g potassium iodide (KI) and enough distilled water to form a brown solution total volume of 100 mL.