(b) Goods to be merchantable must be at least such as:

1. (1) Pass without objection in the trade under the description in the lease agreement;
2. (2) In the case of fungible goods, are of fair average quality within the description;
3. (3) Are fit for the ordinary purposes for which goods of that type are used;
4. (4) Run, within the variation permitted by the lease agreement, of even kind, quality, and quantity within each unit and among all units involved;
5. (5) Are adequately contained, packaged, and labeled as the lease agreement may require; and
6. (6) Conform to any promises or affirmations of fact made on the container or label.