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现行 ISO 19822:2018
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Fertilizers and soil conditioners — Determination of humic and hydrophobic fulvic acids concentrations in fertilizer materials 使用碱性提取法 疏水性吸附树脂测定商业固体和液体腐殖质中的腐殖酸和重铬酸盐测定
发布日期: 2018-08-10
本文件规定了腐殖酸和疏水性黄腐酸的分析程序,适用于商业肥料、土壤改良剂和地质沉积物中用作成分的干物质和液体物质。
This document specifies the procedure for the analysis of humic acids and hydrophobic fulvic acids which is applicable to dry and liquid materials used as ingredients in commercial fertilizers, soil amendments, and geological deposits.
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归口单位: ISO/TC 134
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