Final answer:
Law mandates retailers to record the purchaser's name and address, the quantity and brand of pseudoephedrine or ephedrine products bought, along with the date, time of purchase, and a form of identification.
Step-by-step explanation:
When a person purchases a nonprescription product containing pseudoephedrine or ephedrine, the retailer is required by law to record certain information. This includes the name and address of the purchaser, the quantity and brand of the product purchased, the date and time of purchase, as well as a purchaser identification type and number, which can be a driver’s license number or another form of government-issued ID.