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
