Determination for sphericity of ion exchange resins after attrition or osmotic-attrition
适用范围:本标准规定了测定离子交换树脂渗磨圆球率、磨后圆球率的方法。 本标准适用于各种球状离子交换树脂渗磨圆球率、磨后圆球率的测定。
发布日期:2001-08-28 实施日期:2002-03-01
Membrane process sodium hydroxide--Determination of sodium chlorate content--Tolidine spectrometric method
实施日期:1990-01-01
Determination of sulfur aminoacids in feedstuffs--Ion exchange chromatography
适用范围:本标准规定了饲料中含硫氨基酸的测定方法。 本标准适用于单一饲料、配合(混合)饲料及浓缩饲料。
发布日期:1994-12-30 实施日期:1995-07-01
Methods of Test for Soils for Civil Engineering Purposes Part 3:Chemical and Electro-Chemical Tests
适用范围:Methods of test for chemical substances, including organic matter, in samples of soil and ground water. The determination of some electro-chemical and corrosivity properties of soil and water samples a...
实施日期:1990-08-30
Methods for chemical analysis of bismuth--Determination of arsenic content--Ion exchange separation-hydride generation-flam atomic absorption spectrophotometric method
实施日期:1999-03-01
Radiochemical analysis of strontium-90 in ash of biological samples--Ion exchange method
实施日期:1990-01-01
Fertilizers. Treatment with a cation exchange resin for the determination of the chelated micro-nutrient content and of the chelated fraction of micro-nutrients
适用范围:This standard defines a method for the treatment with a cation exchange resin for the determination of the chelated micro-nutrient content and the chelated fraction of the micro-nutrients (trace elemen...
实施日期:2001-05-15
Specification for automatic control sodium ion exchange
适用范围:本标准规定了自动控制钠离子交换器(以下简称交换器)的术语和定义、分类与型号、技术要求、试验方法、检验规则及标志、包装、运输、贮存等要求。 本标准适用于工作压力不大于0.6 MPa ,采用多路阀自动控制的钠离子交换器。 本标准...
发布日期:2011-11-21 实施日期:2012-05-01
Chemical analysis of chrome-bearing refractory products and chrome-bearing raw materials (alternative to the X-ray fluorescence method) -- Part 1: Apparatus, reagents, dissolution and determination of ...
适用范围:ISO 20565-1:2008 specifies methods for the chemical analysis of chrome-bearing refractory products and chrome-bearing raw materials, using traditional (“wet”) methods, ICP-AES spectrometry and FAAS spe...
发布日期:2008-12-01 实施日期:2008-12-01
Aluminium und Aluminiumlegierungen. Analyseverfahren. Bestimmung von Zink (ionenaustausch-volumetrisches EDTA oder polarographisches Verfahren) Methods for the Analysis of Aluminium and Aluminium Alloy...
适用范围:Polarographic method for zinc content 0.01 to 0.25 per cent and volumetric method for zinc content 0.10 to 12.0 per cent. Reagents, sampling, test procedure.
实施日期:1970-01-01
Methods for chemical analysis of lithium carbonate,lithium hydroxide monohydrate and lithium chloride - Part 1: Determination of lithium carbonate content - Acid-alkali titrimetric method
适用范围:本部分规定了碳酸锂中碳酸锂量的测定方法。 本部分适用于碳酸锂中碳酸锂量的测定。测定范围:大于 95.00%。
发布日期:2013-09-06 实施日期:2014-05-01
实施日期:2007-01-31
Methods for the analysis of copper alloys. Method for the determination of zinc in copper alloys
适用范围:Reagents, sampling, test procedures for zinc content 0.01 to 10 per cent.
实施日期:1963-01-01
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