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| Position: Chinese Standard in English/YS/T 254.4-1994 |
| YS/T 254.4-1994 Methods for chemical analysis of beryllium concentrates-beryl The atomic absorption spectrophotometric method for determination of lithium oxide content (English Version) | |||
| Standard No.: | YS/T 254.4-1994 | Status: | abolished remind me the status change |
| Language: | English | File Format: | |
| Word Count: | 2000 words | Price(USD): | 60.0 remind me the price change |
| Implemented on: | 1993-4-1 | Delivery: | via email in 1~3 business day |
| Standard No.: | YS/T 254.4-1994 |
| English Name: | Methods for chemical analysis of beryllium concentrates-beryl The atomic absorption spectrophotometric method for determination of lithium oxide content |
| Chinese Name: | 铍精矿-绿柱石化学分析方法 原子吸收分光光度法测定氧化锂量 |
| Chinese Classification: | D44 |
| Professional Classification: | YS Professional Standard - Non-ferrous Metal |
| ICS Classification: | 73.060.99 Other metalliferous minerals |
| Implemented on: | 1993-4-1 |
| Status: | abolished |
| Superseded by: | YS/T 254.4-2011 Methods for chemical analysis of beryllium concentrate and beryl—Part 4:Determination of lithium oxide contents—Flame atomic absorption spectrometry |
| Superseded on: | 2012-7-1 |
| Abolished on: | 2012-07-01 |
| Superseding: | GB/T 5870.4-1986 GB 5870.4-1986 Methods for chemical analysis of beryllium concentrates-beryl--The atomic absorption spectrophotometric method for determination of lithium oxide content |
| Language: | English |
| File Format: | |
| Word Count: | 2000 words |
| Price(USD): | 60.0 |
| Delivery: | via email in 1~3 business day |