GB/T 5503-2009
AbolishedInspection of grain and oils - Determination of broken kernels
粮油检验 碎米检验法
Catalogue
前言 → 1 范围 → 2 规范性引用文件 → 3 术语和定义 → 4 原理 → 5 仪器和设备 → 6 试样制备 Foreword → 1 Scope → 2 Normative References → 3 Terms and Definitions → 4 Principle → 5 Apparatus and Equipment → 6 Sample Preparation
Scope
This standard specifies the terms and definitions, apparatus and equipment, sample preparation, determination procedures and result calculation for the inspection of broken kernels in major cereal grains. This standard is applicable to the determination of broken kernel content in rice, sorghum rice, millet, proso millet, and broomcorn millet.
本标准规定了主要米类粮食碎米检验的术语和定义、仪器和设备、样品制备、测定步骤及结果计算。本标准适用于大米、高粱米、小米、黍米、稷米中碎米含量的测定。
Normative References
Keywords
Application Summary AI generated
Grain inspection agencies, rice processing enterprises, and quality supervision departments use this standard to determine the broken kernel content in rice, sorghum rice, millet, and other cereal grains. By employing sieving, manual sorting, or image processing techniques, it enables accurate measurement of broken kernels, ensuring fair grading and trade. This standard is crucial for maintaining grain quality and protecting consumer interests.
粮食检验机构、大米加工企业、质量监督部门使用本标准来检测大米、高粱米、小米等米类粮食中的碎米含量。通过筛分和人工挑选或图像处理技术，准确测定碎米比例，确保粮食分级和贸易的公平性。该标准对保障粮食质量和消费者权益具有重要意义。
AI Summary AI generated
GB/T 5503-2009 specifies the method for determining broken kernel content in major cereal grains including rice, sorghum rice, millet, proso millet, and broomcorn millet. It covers terms and definitions, apparatus, sample preparation, determination procedures, and calculation. The method relies on sieving and manual sorting, with an option for image processing to automatically identify broken kernels. Replacing the 1985 version, it adds terminology, sample preparation, and instrumental testing, serving grain inspection, processing, and quality supervision.
GB/T 5503-2009 规定了主要米类粮食（大米、高粱米、小米、黍米、稷米）中碎米含量的检验方法，包括术语定义、仪器设备、样品制备、测定步骤和结果计算。方法基于筛分和人工挑选，也可采用图像处理技术自动识别碎米。该标准替代了1985年版本，增加了术语定义、试样制备和仪器检验法，适用于粮食检验、加工和质量监督领域。
Key Sentences extracted from text
本标准规定了主要米类粮食碎米检验的术语和定义、仪器和设备、样品制备、测定步骤及结果计算。
以筛分法和人工挑选相结合的方法，挑选出样品中的碎米，称量碎米质量，计算碎米含量。
也可利用图像处理技术得到米粒图像，并判断米粒的大小、整米、大碎米和小碎米，自动计算大米碎米和大米小碎米的含量。
按 GB 5491 的规定扦样和分样，按 GB/T 5494 的规定除去样品中的杂质。
通过直径1.5 mm 圆孔筛，留存于直径1.0 mm 圆孔筛上的破碎高粱米粒。
This standard specifies the terms and definitions, apparatus and equipment, sample preparation, determination procedures and result calculation for the inspection of broken kernels in major cereal grains.
Using a combination of sieving and manual sorting, the broken kernels in the sample are selected, weighed, and the broken kernel content is calculated.
Image processing technology can also be used to obtain kernel images, determine kernel size, whole kernels, large broken kernels and small broken kernels, and automatically calculate the content of broken rice and small broken rice.
Sampling and sample division shall be carried out according to GB 5491, and impurities shall be removed from the sample according to GB/T 5494.
Broken sorghum rice kernels that pass through a 1.5 mm round hole sieve and remain on a 1.0 mm round hole sieve.
Standard Timeline
Changes from replaced version:
- 增加了术语和定义
- 增加了试样制备
- 增加了大米碎米含量的仪器检验法
- Added terms and definitions
- Added sample preparation
- Added instrumental testing method for broken rice content