缩分是从总样中获取一个或多个质量大致相等的子样，用于进一步处理或分析的过程。具体指从较大质量的肥料中产生具有代表性的较少量肥料的过程，其于部分被丢弃，该过程涉及减少样品或子样的质量，确保保留部分具有整体样品的代表性。
| 标准号 & 类别 | 标准名称 | 发布 |
|---|---|---|
| ASTM D5817-03a(2008) Practice |
Standard Practice for Carbon Black, Pelleted - Reduction, Blending, and Drying of Gross Samples for Testing
混合 |
2003 美国材料与试验协会 |
| ASTM D5817-03a(2014) Practice |
Standard Practice for Carbon Black, Pelleted—Reduction, Blending, and Drying of Gross Samples for Testing
混合 |
2003 美国材料与试验协会 |
| BS EN 1482-2:2007 试验 |
Fertilizers and liming materials - Sampling and sample preparation - Sample preparation
|
2007-02-28 英国标准学会 |
| DIN 51701-3:2006 规程 |
Testing of solid fuels - Sampling and sample preparation - Part 3: Sample preparation
破碎 |
2006-09 德国标准化学会 |
| DIN 51701-3:2006-09 试验 |
Testing of solid fuels - Sampling and sample preparation - Part 3: Sample preparation
破碎 |
2006-09 德国标准化学会 |
| DIN EN 1482-1:2007-04 试验 |
Fertilizers and liming materials - Sampling and sample preparation - Part 1: Sampling; German version EN 1482-1:2007 / Note: To be replaced by DIN EN ISO 14820-1 (2019-01).
增量 |
2007-04 德国标准化学会 |
| DIN EN 1482-2:2007 试验 |
Fertilizers and liming materials - Sampling and sample preparation - Part 2: Sample preparation English version of DIN EN 1482-2:2007-04
试验份 |
2007-04 德国标准化学会 |
| DZ/T 0130.2-2006 规范 |
地质矿产实验室测试质量管理规范 第2部分：岩石矿物分析试样制备 Geology and Minerals Laboratory Testing Quality Management Specification Part 2: Preparation of Rock and Mineral Analysis Samples
试样制备 |
2006-09-01 行业标准-地质 |
| GB 2007.2-1987 规范/规程 |
General rules for sampling and sample preparation of bulk mineral products Manual sample preparation method
|
1980-08-15 国家市场监督管理总局 |
| GB/T 19494.2-2023 规程标准 |
Mechanized Coal Sampling Part 2: Preparation of Coal Samples
制样 煤样 |
2023-11-27 国家市场监督管理总局 |
| GB/T 2007.2-1987 CF |
General rules for the sampling and sample preparation of minerals in bulk--Manual method of sample preparation
|
1987-12-19 国家市场监督管理总局 |
| ISO 6140:1991 试验 |
Aluminium ores; preparation of samples
铝矿石 |
1991-11 国际标准化组织 |
| JB/T 3914-2012 试验 |
Superabrasive.Sampling method
超硬磨料 |
2012-05-24 行业标准-机械 |
| JIS Z 7302-1:1999 试验 |
Densified refuse derived fuel -- Part 1: General principles of testing method
|
1999-05-20 日本工业标准调查会 |
| JIS Z 8833:2011 试验 |
Sample reduction for the determination of particulate properties
|
2011-06-20 日本工业标准调查会 |
| NY/T 1880-2010 试验 |
Densified biofuel-Methods for sample preparation
生物质固体成型燃料 |
2010-05-20 行业标准-农业 |
| NY/T 2103-2011 试验 |
Technical specification for vegetable sampling
抽样 |
2011-09-01 行业标准-农业 |
| PD CEN/TS 16011:2013 试验 |
Plastics - Recycled plastics - Sample preparation
回收塑料 |
2013-01-01 英国标准学会 |
| SS-EN 1482:1996 试验 |
Sampling of solid fertilizers and liming materials
增量 采样计划 |
1996 瑞典标准研究所 |
| SS-EN 932-1:1997 试验 |
Tests for general properties of aggregates - Part1: Methods for sampling
|
1997 瑞典标准研究所 |
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