7C21 [Interpretation of Convention (gap-filling): analogous application to areas not expressly regulated];

25B [Definition of fundamental breach: substantial deprivation of expectation, etc.];

35A [Conformity of goods to contract: quality, quantity and description required by contract];

46B1 [Buyer's right to require substitute goods: remedy only available for fundamental breach];

71A1 [Anticipatory breach (suspension of performance): grounds for suspension];

80A [Failure of performance caused by other party (party causing non-performance): loss of rights]