 |
Chinese Classification
Professional Classification
ICS Classification
Latest
Value-added Services
|
| Chinese National Standard Category: Rare metals and their alloys analysis method |
| English Title: | Chemical analysis methods of rare earth impurities in rare earth metals and their oxides—Part 4:Determination of lanthanum,cerium,praseodymium,samarium,europium,gadolinium,terbium,dysprosium,holmium,erbium,thulium,ytterbium,lutetium and yttrium contents |
| Chinese Title: | 稀土金属及其氧化物中稀土杂质化学分析方法 第4部分：钕中镧、铈、镨、钐、铕、钆、铽、镝、钬、铒、铥、镱、镥和钇量的测定 |
| Standard No.: | GB/T 18115.4-2021 |
| Category No.: | H14 |
| Issued by: | SAMR; SAC |
| Issued on: | 2021-10-11 |
| Implemented on: | 2022-5-1 |
| Status: | to be valid |
| Superseded by: | |
| Superseded on: | |
| Abolished on: | |
| Superseding: | GB/T 18115.4-2006 Chemical analysis methods of rare earth impurities in rare earth metals and their oxides Neodymium - Determination of lanthanum, cerium, praseodymium, samarium, europium, gadolinium, |
| Word Count: | 14500 words |
| Similar Standards: | YS/T 230.1-1994 YS/T 230.3-1994 GB/T 16480.1-1996 YS/T 230.5-1994 GB/T 16480.4-1996 YS/T 230.6-1994 GB/T 18115.7-2000 GB/T 18115.10-2000 YS/T 230.2-1994 GB 11074.2-1989 YS/T 230.7-1994 GB/T 18115.8-2000 GB/T 18116.2-2000 YB 1503-1977 GB/T 18115.2-2000 YS/T 474-2005 GB/T 18115.6-2000 GB/T 18115.5-2000 GB/T 18115.4-2000 YS/T 230.4-1994 |
| Tel: +86-10-8572 5655 | Fax: +86-10-8581 9515 | Email: coc@codeofchina.com | QQ: 672269886 |
| Copyright: Foryou Tech Co., Ltd. 2008-2020 |