Every container in which skim milk, nonfat milk, or fat-free milk is sold shall be plainly and conspicuously labeled with all of the following:

1. (a) The words “skim milk,” “nonfat milk,” or “fat-free milk.”
2. (b) The word “raw” or “pasteurized,” as the case may be.
3. (c) The grade or class of the milk.
4. (d) The name and address of the distributor.