Chinese Classification
Professional Classification
ICS Classification
Latest
Value-added Services
|
Chinese National Standard Category: Semimetal and semiconductor material analysis method |
English Title: | Methods for chemical analysis of selenium Part 3:Determination of aluminum content-Chrome azurol S-Cetyl trimethyl ammonium bromide absorption photometric method |
Chinese Title: | 硒化学分析方法 第3部分:铝量的测定 铬天青S-溴代十六烷基吡啶分光光度法 |
Standard No.: | YS/T 226.3-2009 |
Category No.: | H17 |
Issued by: | Ministry of Industry and Information Technology |
Issued on: | 2009-12-04 |
Implemented on: | 2010-6-1 |
Status: | valid |
Superseded by: | |
Superseded on: | |
Abolished on: | |
Superseding: | YS/T 226.4-1994 Determination of aluminum content in selenium--Chrome azurol S--Cetyl trimethyl ammonium bromide absorption photometric method |
Word Count: | 4000 words |
Similar Standards: | GB/T 1558-2023 GB/T 35306-2023 GB/T 24582-2023 GB/T 42263-2022 GB/T 42276-2022 GB/T 42274-2022 GB/T 24581-2022 GB/T 41153-2021 GB/T 39145-2020 GB/T 39144-2020 GB/T 38976-2020 GB/T 37385-2019 GB/T 37211.2-2018 GB/T 37211.1-2018 GB/T 4059-2018 GB/T 1557-2018 GB/T 4060-2018 GB/T 37049-2018 GB/T 35309-2017 GB/T 35306-2017 |
Tel: +86-10-8572 5655 | Fax: +86-10-8581 9515 | Email: coc@codeofchina.com | QQ: 672269886 |
Copyright: Foryou Tech Co., Ltd. 2008-2020 |