What is a Standard Sale of Goods Contract?

This is a contract for the sale and purchase of material goods. The seller agrees and promises to sell his goods, whatever they may be, for a specified price. The buyer, in return, agrees and promises, to purchase the goods for this specified price. Further, the agreement will generally  also include provisions regarding delivery, time of purchase, down payments, or other material condition. 
Items usually specified in this agreement/contract include:  Sale of Goods – Condition of Goods – Delivery of Goods – Purchase Price – Down Payment – Time of Payment