共找到 150 条与 环已酮 相关的标准,共 10 页
1 Prezentul standard se refer? la r??ina ciclohexanon-formaldehidic? ob?inut? prin poli-conderisarea ?n suspensie apoas? a ciclohexanonei cu
CYCLONEXANON-FORMALDE-HYDIC RESIN
本标准规定了化学试剂环己酮的要求、试验方法、检验规则、包装及标志
Chemical reagent.Cyclohexanone
Caprolaktam. Method for determination of cyclohexanone oxime content
本标准适用于钨铁中铜量的测定。测定范围:小于0.25
Methods for chemical analysis of ferrotungsten--The bis(cyclohexanone) oxalyldihy drazone photometric method for the determination of copper content
本标准规定了用双环已酮草酰二腙分光光度法测定钛合金中铜含量的方法原理、试剂、仪器、分析步骤、分析结果的计算和允许差。 本标准适用于钛合金中铜含量的测定。 测定范围:0.10%~1.00
Titanium Alloy Chemical Analysis Method Bicyclohexanone Oxalyldihydrazone Spectrophotometric Determination of Copper Content
本标准规定了电触头用银粉中铜含量的测定方法。 本标准适用于电触头用银粉中铜含量的测定。测定范围:0.005%-0.050
Silver powder chemical analysis method for electrical contacts Determination of copper content by bicyclohexanone oxalyldihydrazone spectrophotometry
Methods for chemical analysis of zinc oxide(direct process)--The biscyclohexanone oxalyl dihydrazone photometric method for the determination of copper oxide content
本部分ISO 1833规定了一种使用环己酮测定纺织品中氯纤维、改性聚丙烯腈纤维、弹性纤维、醋酸纤维和三醋酸纤维百分含量的方法,前提是已经去除了非纤维物质。该方法适用于由以下纤维混合物制成的纺织品:醋酸纤维、三醋酸纤维、氯纤维、某些改性聚丙烯腈纤维、某些弹性纤维与羊毛、动物毛、丝绸、棉、铜氨纤维
Quantitative chemical analysis of textiles Part 21: Mixtures of chlorine-containing fibers, certain modified polyacrylonitrile fibers, certain elastic fibers, acetate fibers, triacetate fibers and certain other fibers (cyclohexanone method) (Draft)
Quantitative chemical analysis of textiles Part 21: Mixtures of chlorine-containing fibers, certain modified polyacrylonitrile fibers, certain elastic fibers, acetate fibers, triacetate fibers and certain other fibers (cyclohexanone method) (Draft)
本部分ISO 1833规定了二元纤维混合物纺织品中氯纤维、改性丙烯酸纤维、弹性纤维、醋酸纤维和三醋酸纤维百分比含量的环己酮法,在分离非纤维成分后确定。如果存在改性丙烯酸纤维或弹性纤维,应进行预测试以确定纤维在试剂中是否完全溶解。也可以通过应用ISO 1833-13或ISO 1833-17中描述的测试
Textiles - Quantitative chemical analysis - Part 21: Mixtures of chlorofibres, certain modacrylics, certain elastanes, acetates, triacetates and certain other fibres (method using cyclohexanone) (ISO 1833-21:2006); German version EN ISO 1833-21:2010
本标准规定了用活性炭管采样,二硫化碳解吸,气相色谱测定车间空气中环己酮浓度的方法。 本标准适用于车间空气中环己酮浓度的测定
Workplace air--Determination of cyclohexanone--Solvent desorption gas chromatographic method
GB/T 13255的本部分规定了工业用己内酰胺中环己酮肟含量的测定方法中氧肟酸铁分光光度法
Test methods of caprolactam for industrial use.Part 8:Determination of cyclohexanone oxime content
本标准规定了工业已内酰胺中环已酮肟含量的测定方法——氧肟酸铁分光光度法
Caprolactam for industrial use--Determination of cyclohexanone oxime content
本标准规定了化妆品中氯乙醛、2,4-二羟基-3-甲基苯甲醛、巴豆醛、苯乙酮、2-亚戊基环已酮和戊二醛的高效液相色谱测定方法的原理、试剂和材料、仪器设备、试验步骤、结果计算、回收率和精密度、允许差等内容。 本标准适用于水类、膏霜类、乳液类、粉类和蜡基类化妆品中氯乙醛、2,4-二羟基-3-甲基苯甲醛
Determination of chloroacetaldehyde,2,4-dihydroxy-3-methylbenzaldehyde,crotonaldehyde,acetophenone,2-pentylidenecyclohexanone and glutaral in cosmetics—High performance liquid chromatography
锡精矿中铜量的测定 (双环己酮乙二酰二腙吸光光度法
Determination of copper content in tin concentrates--Biscyclohexanone oxalyl-dihydrazone photometric method
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