(1) Certified retail establishments selling products containing ephedrine or pseudoephedrine must keep records of the following:

(a) an inventory of products containing ephedrine or pseudoephedrine purchased by the retailer. The inventory must include:

(i) date of purchase; and

(ii) quantity of purchase;

(b) a record of all sales of products containing ephedrine or pseudoephedrine sold by the retailer. The record must include:

(i) date of sale;

(ii) quantity of product sold;

(iii) a record of the name and signature of the purchaser;

(iv) a record that the purchaser provided proper identification in either the form of a driver's license or other form of photo identification and a record of the identification number; and

(v) a record of the name and signature of the employee who made the sale; and

(c) the cumulative grams of product sold to an individual consumer during any 30-day period.