GB/T 5492-2008 in English

《GB/T 5492-2008粮油检验 粮食、油料的色泽、气味、口味鉴定》由TC270（全国粮油标准化技术委员会）归口，TC270SC1（全国粮油标准化技术委员会原粮及制品分会）执行，主管部门为国家粮食和物资储备局。
本标准代替GB/T 5492-1985《粮食、油料检验 色泽、气味、口味鉴定法》。
本标准规定了粮食、油料的色泽、气味、口味鉴定的原理、用具、环境和实验室、操作步骤及结果表示。本标准适用于商品粮食、油料的色泽、气味、口味的鉴定。
本标准与GB/T 5492-1985相比主要变化如下：
――修改了标准的名称；
――增加了规范性引用文件和原理；
――增加了对环境和实验室的要求；
――完善了粮食油料的色泽、气味和口味的鉴定方法；
――增加了鉴定用试样量；
――删除了本标准原有的附录。

Inspection of grain and oils - Identification of colour, odour and taste of grain and oilseeds

1 Scope

This standard specifies the principle, apparatuses, environment and test room, operation steps, and expression of results of identification of colour, odour and taste of grain and oilseeds.

This standard is applicable to the identification of colour, odour and taste of grain and oilseeds.

2 Normative references

The following normative documents contain provisions which, through reference in this text, constitute provisions of this standard. For dated references, subsequent amendments (excluding corrections) to, or revisions, of any of these publications do not apply to this standard. However parties to agreements based on this standard are encouraged to investigate the possibility of applying the most recent editions of the normative documents indicated below. For undated references, the latest edition of the normative document referred to applies.

GB 5491 Inspection of grain and oilseeds - Methods for sampling and sample reduction
GB/T 10220 Sensory analysis- Methodology - General guidance
GB/T 13868 Sensory analysis - General guidance for the design of test rooms
GB/T 20569-2006 Guidelines for evaluation of paddy storage character
GB/T 20570-2006 Guidelines for evaluation of maize storage character
GB/T 20571-2006 Guidelines for evaluation of wheat storage character
GB/T 22505 Inspection of grain and oils - Sensory analysis environment - Lighting

3 Principle

Take a certain amount of samples, remove impurities from them, and identify their colour, odour and taste with the help of sensory organs according to the specified methods under specified conditions, which are expressed as "normal" or "abnormal".

Foreword II
1 Scope
2 Normative references
3 Principle
4 Apparatuses
5 Environment and test room
6 Operation steps
7 Expression of results