S.C. Code Ann. § 39-9-110: Selling less or taking more than quantity represented prohibited.

No person may:

(1) sell, offer, or expose for sale less than the quantity represented;

(2) take more than the represented quantity when, as buyer, he furnishes the weight or measure by means of which the quantity is determined; or

(3) represent the quantity in a manner calculated or tending to mislead or deceive another person.