the density of ethanol we calculate the production of one gallon 100% ethanol. from 11.59 pounds starch. In terms of corn as substrate and taking the weight. of a bushel of corn to be 56 pounds containing 6% w/w starch, a bushel of corn. would Yield 2.95 gallons of ethanol.
A purchase order (PO) is a commercial document and first official offer issued by a buyer to a seller, indicating types, quantities, and agreed prices for products or services.
Key Differences Between Purchase Order and Sales Order. 1  When Purchase Order is accepted, it becomes a binding contract between a buyer and seller.  With the help of PO, the buyer can place an order for goods and services while with the help of sales order; the buyer can know the date, time, and mode of delivery of goods and services.