MRC:
Those unusual or unique characteristics or qualities of an item not covered in the other requirements and which are determined to be essential for identification.FEAT
Special Features:
Consists of metal foil strip with a test soil applied (red dot); in holder, test soil is half obscured, simulating the joint of a surgical instrument; removal of all test soil indicates effective cleaning; dimensions: 3.5 in x 1 in; substrate material: aluminum; storage temperature range: 10 to 38 degrees c (50 to 100 degrees f)