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| Position: Chinese Standard in English/GB/T 12690.8-2003 |
| GB/T 12690.8-2003 Neodymium and neodymium oxide-Determination of lanthanum oxide, cerium oxide, praseodymium oxide, s (English Version) | |||
| Standard No.: | GB/T 12690.8-2003 | Status: | superseded remind me the status change |
| Language: | English | File Format: | |
| Word Count: | 3000 words | Price(USD): | 140.0 remind me the price change |
| Implemented on: | 2004-6-1 | Delivery: | via email in 1~3 business day |
| Standard No.: | GB/T 12690.8-2003 |
| English Name: | Neodymium and neodymium oxide-Determination of lanthanum oxide, cerium oxide, praseodymium oxide, s |
| Chinese Name: | 稀土金属及其氧化物中非稀土杂质化学分析方法钠量的测定 火焰原子吸收光谱法 |
| Chinese Classification: | H14 Rare metals and their alloys analysis method |
| Professional Classification: | GB National Standard |
| ICS Classification: | 77.120.99 Other non-ferrous metals and their alloys |
| Issued by: | AQSIQ |
| Issued on: | 2004-06-01 |
| Implemented on: | 2004-6-1 |
| Status: | superseded |
| Superseded by: | GB/T 12690.8-2021 Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides—Part 8:Determination of sodium content |
| Superseded on: | 2022-5-1 |
| Superseding: | GB/T 12690.26-1990 Rare-earth metals and their oxides--Determination of sodium content--Flame atomic absorption spectrometric method |
| Language: | English |
| File Format: | |
| Word Count: | 3000 words |
| Price(USD): | 140.0 |
| Delivery: | via email in 1~3 business day |