Storage parameter detection

This standard specifies the terms and definitions of soybean storage quality, storage quality classification, storage quality indicators, inspection methods, inspection rules, and judgment rules. This standard is applicable to evaluating the storage quality of soybeans under safe storage of moisture and normal storage conditions, guiding the storage and timely release of soybeans. The following normative references are essential for the application of this document. For dated references, only the dated version applies to this document. For undated references, the latest version (including all modification orders) applies to this document. GB 1352 Soybeans GB/T5490 General Rules for Grain and Oil Inspection GB/T5491 Grain and Oil Inspection Sampling and Sampling Method GB/T5492 Grain and Oil Inspection Color, Odor Taste Identification GB/T 5511 Determination of Nitrogen Content and Calculation of Crude Protein Content in Grains and Legumes GB/T 5530 Kjeldahl Method for Determination of Acid Value and Acidity in Animal and Vegetable Oils GB/T 14488.1- Determination of Oil Content in Vegetable Oils GB/T 20569 Rules for Determining the Quality of Rice Storage 3 Terms and Definitions GB/T 20569 and the following terms and definitions apply to this document. 3.1 Color The comprehensive color and luster of soybeans under specified conditions. 3.2 Odor The comprehensive odor of soybeans under specified conditions. 3.3 Protein solubility ratio The percentage of water-soluble protein content in soybean to crude protein content. 3.4 High oil soybeans meet the requirements of GB 1352 for high oil soybeans. 4. Classification of Storage Quality: Soybeans are classified into three categories based on their storage quality: suitable for storage, mild unsuitable for storage, and severe unsuitable for storage

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