12(1) seller has a right to sell goods, s13(1) goods correspond with the description, s14(2) the goods supplied are of satisfactory quality, s14(2A) goods are of satisfactory quality if they meet the standard that a reasonable person would regard as satisfactory, taking account of any description of the goods, the price (if relevant) and all the other relevant circumstances, s14(3) any particular purpose for which the goods are being brought, there is an implied term the goods supplied under the contract are reasonably fit for that purpose, whether or not that is a purpose for which such goods are commonly supplied, except where the circumstances show the buyer does not rely , or that it is unreasonable for him to rely, on the skill or judgment of the seller.'
these are all CONDITIONS and impose strict liability on seller. Only bars to rejecting the goods are 1. where the buyer has accepted the goods (eg they have intimated acceptance or otherwise kept the goods beyond reasonable time without seeking to reject them); or 2. in relation to ss 13 and 14, where the breach is so slight that it would be unreasonable to reject the goods.