中薁磺酸钠

1、68; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. Asuperscript epsilon () indicates an editorial change since the last revision or reapproval.1. Scope1.1 This test method covers commercial synthetic deter-gents and built detergent formulations that do not containorganic additives such as amides. Optical dyes and materialsnormally f。

2、68; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. Asuperscript epsilon () indicates an editorial change since the last revision or reapproval.1. Scope1.1 This test method covers commercial synthetic deter-gents and built detergent formulations that do not containorganic additives such as amides. Optical dyes and materialsnormally f。

3、1768; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. Asuperscript epsilon (e) indicates an editorial change since the last revision or reapproval.1. Scope1.1 This test method covers commercial synthetic deter-gents and built detergent formulations that do not containorganic additives such as amides. Optical dyes and materialsnormally foun。

4、ollowing the designation indicates the year oforiginal adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. Asuperscript epsilon () indicates an editorial change since the last revision or reapproval.1. Scope1.1 This test method covers the analysis for the apparentsodium toluene sulfonate (NaTS) content of detergents.1.2 The values stated in SI units are to be regarded asstandard. No other units of measurement are i。

5、ollowing the designation indicates the year oforiginal adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. Asuperscript epsilon () indicates an editorial change since the last revision or reapproval.1. Scope1.1 This test method covers the analysis for the apparentsodium toluene sulfonate (NaTS) content of detergents.1.2 The values stated in SI units are to be regarded asstandard. No other units of measurement are i。

6、解释。
中华人民共和国国家标准车间空气中确甲婉的1，2-荼1-4-磺酸纳分光光度测定方法Workplace air-Determination of methyl iodide-1 ,2-naphthaquinone-4-sodium sulfonate spectrophotometric method 范围G/T 16123 -1995 本标准规定了1，2茶酿-4磺酸铀分光光度法测定车间空气中腆甲烧浓度的方法。
本标准适用于生产和使用腆甲烧的车间空气中腆甲:皖浓度的测定。
2 原理腆甲院与亚硝酸锅作用，生成硝基甲皖，在氢氧化铀存在下与1，2-荼酿4-磺酸铺生成紫蓝色化合物，比色定量。
3 仪器3. 1 多孔玻板吸收管。
3. 2 抽气机。
3. 3 流量计，0L/minl L/min。
3. 4 具塞比色管，10mL。
3. 5 分光光度计，10mm比色杯。
4 试剂4. 1 吸收液:无水乙醇。
4.2 1，2荼酿-4磺酸纳溶液:临用前配制，3g/L。
4.3 亚硝酸纳溶液:350 g/L。
4.4 氢氧化纳溶液:o. 035 mol/L。
4.5 标准榕液:于25mL量瓶中加入1。

7、 following the designation indicates the year oforiginal adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. Asuperscript epsilon (e) indicates an editorial change since the last revision or reapproval.1. Scope1.1 This test method covers the analysis for the apparentsodium toluene sulfonate (NaTS) content of detergents.1.2 This standard does not purport to address all of thesafety concerns, if any, associated with its us。