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建筑用生石灰的标准规范

Standard Specification for Quicklime for Structural Purposes

水中凯氏定氮总氮的标准试验方法

Standard Test Methods for Total Kjeldahl Nitrogen in Water

废弃物的特征 化学元素系列测定用氟化氢（HF）、含氮物（HNO3）和盐酸的（HCl）酸混合物的微波辅助消化法

Soil, treated biowaste, sludge and waste. Digestion with a hydrochloric (HCl), nitric (HNO3) and tetrafluoroboric (HBF4) or hydrofluoric (HF) acid mixture for subsequent determination of elements

食品和饲料产品.凯氏法(Kjeldahl)测定氮的通用指南

Food and feed products - General guidelines for determination of nitrogen by Kjeldahl method

固体生物燃料 少量元素的测定

Determination of Minor Elements in Solid Biofuels

土壤、处理过的生物废物、污泥和废物 用盐酸（HCl）、硝酸（HNO3）和四氟硼酸（HBF4）或氢氟酸（HF）酸混合物进行消化，以便随后测定元素

Soil, treated biowaste, sludge and waste - Digestion with a hydrochloric (HCl), nitric (HNO3) and tetrafluoroboric (HBF4) or hydrofluoric (HF) acid mixture for subsequent determination of elements; German and English version prEN 13656:2019

土壤, 经处理的生物废料, 污泥和废物 王水可溶性元素组分的消化（草案）

Digestion of aqua regia soluble elemental fractions of soil, treated biological waste, sludge and waste (draft)

污泥的特性.水质凯氏氮的测定

Characterisation of sludges - Determination of Kjeldahl nitrogen

水质.汞测定.原子荧光光谱法

Water quality - Determination of mercury - Method using atomic fluorescence spectrometry

食品和饲料产品.凯氏定氮法测定氮含量的一般准则

Food and feed products - General guidelines for the determination of nitrogen by the Kjeldahl method

乳和乳制品.铜含量的测定.光度测量法(参照法)

Milk and milk products - Determination of copper content - Photometric method (Reference method)

奶和奶制品.铁含量的测定.光谱测定法(基准方法)

Milk and milk products - Determination of iron content - Spectrometric method (Reference method)

建筑材料 有害物质释放评估 从实验室样品中采集测试部分以准备释放测试和成分分析

Construction products: Assessment of release of dangerous substances - Preparation of test portions from the laboratory sample for testing of release and analysis of content

建筑产品：危险物质释放评估-王水消解以进行无机物质的后续分析

Construction products: Assessment of release of dangerous substances - Digestion by aqua regia for subsequent analysis of inorganic substances

出口猪肉旋毛虫检验方法 磁力搅拌集样消化法

Inspection method of Trichinella spiralis in pork for export.Magnetic stirrer method for pooled sample digestion

土壤 处理过的生物废弃物、污泥和废物 使用盐酸（HCl）、硝酸（HNO3）和四氟硼酸（HBF4）或氢氟酸（HF）的混合酸进行消化 以后续确定元素含量

Soil, treated biowaste, sludge and waste - Digestion with a hydrochloric (HCl), nitric (HNO3) and tetrafluoroboric (HBF4) or hydrofluoric (HF) acid mixture for subsequent determination of elements

水质 汞的测定 原子荧光光谱法（ISO 17852:2006）

Water quality - Determination of mercury - Method using atomic fluorescence spectrometry (ISO 17852:2006)

烟草及烟草制品 总氮的测定连续流动法

Tobacco and tobacco products----Determination of total nitrogen----Continuous flow method