Methods for chemical analysis of tin--Determination of antimony content
适用范围:本标准规定了锡中锑含量的测定方法。 本标准适用于锡中锑含量的测定。测定范围:0.00050%~0.050%。
发布日期:2000-08-28 实施日期:2000-12-01
Foodstuffs - Determination of saccharin in table top sweetener preparations - Spectrometric method; German version EN 1376:1996
Magnesite refractories--Determination of titanium dioxide content--Diantipyrylmethane photometric method
Methods for chemical analysis of gallium--The molybdenum blue photometric method for the determination of silicon content
实施日期:1985-04-01
Methods for chemical analysis of tin--Determination of arsenic content
适用范围:本标准规定了锡中砷含量的测定方法。本标准适用于锡中砷含量的测定。测定范围:0.00020%~0.12%。
发布日期:2000-08-28 实施日期:2000-12-01
Steel and iron - Determination of titanium content - Diantipyrylmethane spectrophotometric method (ISO 10280:1991); German version EN ISO 10280:1995
适用范围:The document specifies a method of determination of titanium content in steel and iron with the diantipyrylmethane spectrophotometric method.
Chemical analysis of lump molybdenum oxide--The determination of phosphorus by the photometric method of extraction of n-butyl alcohol-trichloromethane
Methods for chemical analysis of brass--The crystal violet photometric method for the determination of antimony content
Methods for chemical analysis of iron,steel and alloy--The neocuproine-chloroform extraction photometric method for the determination of copper content
适用范围:本标准规定了用新亚铜灵-三氯甲烷萃取光度法测定铜量。 本标准适用于生铁、碳素钢、合金钢、高温合金和精密合金中铜量的测定。测定市围: O.010%~1.00%。
发布日期:1989-03-31 实施日期:1990-06-30
Methods for chemical analysis of spodumenite and lepidolite concentrates--The molybdenum blue photometric method for the determination of phosphorus pentoxide content
实施日期:1984-10-01
Methods for chemical analysis of crude lead--The pyrocatechol violet photometric method for the determination of tin content
发布日期:2012-09-30 实施日期:2012-09-30
实施日期:1995-10-15
Magnesium and magnesium alloys -- Determination of iron -- Orthophenanthroline photometric method
适用范围:The method is applicable to the determination of iron content between 0,002 and 0,05 % in magnesium and magnesium alloys other than those containing zirconium. Specifies principle and procedure of the ...
发布日期:1973-11-01 实施日期:1973-11-01
Methods for chemical analysis of brass--The chromazurol S photometric method for the determination of aluminum content
Methods for chemical analysis of ferrotungsten--The molybdenum blue photometric method for the determination of silicon content
适用范围:本标准适用于钨铁中硅量的测定。测定范围小于1.10%。
发布日期:1987-05-11 实施日期:1988-03-01
Verfahren zur Analyse von Nickel in elektronischen Roehren und Ventilen. Bestimmung von Mangan (photometrisches Verfahren) Methods for The analysis of nickel for use in electronic tubes and valves. Par...
适用范围:CO-OPERATING ORGANIZATIONS INTRODUCTION APPARATUS SOLUTIONS REQUIRED SAMPLING CALIBRATION PROCEDURE NOTE
实施日期:1964-04-13
Methodsfor chemical analysis of tungsten ores and molybdenum ores--Determination of selenium content--3,3’-Diaminobenzidine photometric method
适用范围:本标准规定了钨矿石、钼矿石中硒含量的测定方法。 本标准适用于钨矿石、钼矿石中硒含量的测定,测定范围2~500μg/g。
发布日期:1993-05-12 实施日期:1994-02-01
请选择需要导出的字段:
请选择需要导出的字段:
知识产权声明 | 服务承诺 | 联系我们 | 客户服务 | 关于我们
互联网出版许可证:新出网证(京)字042号 互联网药品信息服务资格证书号:(京)-经营性-2011-0017 信息网络传播视听节目许可证 许可证号:0108284
万方数据标准管理系统V1.0 证书号:软著登字第4252816号
京ICP证:010071 京公网安备11010802020237号 京ICP备08100800号-1
客服电话:4000115888 客服邮箱:service@wanfangdata.com.cn 违法和不良信息举报电话:4000115888 举报邮箱:problem@wanfangdata.com.cn 举报专区:https://www.12377.cn
万方数据知识服务平台--国家科技支撑计划资助项目(编号:2006BAH03B01)©北京万方数据股份有限公司 万方数据电子出版社