definiens: shall mean the amount received by Spectrum, its Affiliates, its sublicensees or distributors on account o f sales of a Contract Product to Third Parties in the Territory, less the f ollowing deductions to the extent actually allowed or specifically alloc ated to the Contract Product by the selling party using generally accepted accounting standards : ( i ) sales and excise taxes and duties paid or allowed by the selling party and any other governmental charge s imposed upon the production, importation, use or sale of such Contract Product ; ( ii ) customary trade, quantity and cash disc ounts allowed on Contract Product ; ( iii ) allowances or credits to customers on a ccount of rejection or return of Contract Product or on account of re troactive price reductions affecting such Contract Product ; ( iv ) freight and insurance costs, if they ar e included in the selling price for the Contract Product invoiced to Third Parties, provided always that such deduction shall not be greater than the balance between the selling price actually invo iced to the Third Party and the standard selling price which would have been charged to such Third Party for such Contract Product e xclusive of freight and insurance in the respective country or in a comparable country