一、商品品质的一般表示方式主要有以下几种：
1. 质量以买方样品为准。Quality as per buyer’s sample.
2. 质量以卖方样品为准。Quality as per seller’s sample.
3. 凭规格、等级或标准买卖。Sales by specification, grade or standard.
4. 良好平均品质。Fair average quality, (F. A. Q.).
5. 上好可销品质。Good merch-antable quality, (G. M. Q.).
6. 凭商标或牌号买卖。Sales by trademark or brand.
7. 凭说明书买卖。Sales by specification.
二、商品品质的实例参考表述：
1. 以____________在装运港出具的品质证书为最后依据。
Quality certificate by _______at loading port to be taken as final
2. 以制造者工厂检验为准。Make-r’s inspection in the factory to be final
3. 以独立公正行装运时的检验质量为准。
Quality inspected by independent public surveyor at the time of shipment to be final。
4. 卖方凭样品售货，必须保证货到时的质量同样品完全一致。
Goods sold by sample shall be guaranteed by the seller to be fully equal to sample upon arrival at destination.
5. 装运地装货时的平均中等品质，以伦敦谷物贸易协会官方平均中等品质为准。
Fair average quality at the time and place of loading shall be assessed upon the basis of London Corn Trade Association’s official ’s F. A. Q. standard.
6. 质量完全以卖方____________日提供的样品为准。
Quality to be strictly as per sample submitted by the seller on ____________(date).
7. 卖方必须保证交货质量同其他所提供的样品一样。
The seller shall guarantee all shipments to conform to samples submitted with regard to quality.