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| Chinese National Standard Category: Precious metals and its alloy analysis method |
| English Title: | Silver-Determination of antimony content-2-(5-bromo -2-pyridylazo)-5-diethylaminophenol spectrophotometricmethod |
| Chinese Title: | 银化学分析方法 2-(5-溴-2-吡啶偶氮)-5-二乙氨基苯酚分光光度法测定锑量 |
| Standard No.: | GB/T 11067.4-1989 |
| Category No.: | H15 |
| Issued by: | State Qualtiy Technical Supervision Bureau |
| Issued on: | 1989-03-31 |
| Implemented on: | 1990-2-1 |
| Status: | superseded |
| Superseded by: | GB/T 11067.4-2006 Methods for chemical analysis of silver - Determination of antimony content - The inductively coupled plasma atomic emission spectrometric method |
| Superseded on: | 2007-2-1 |
| Abolished on: | 2007-02-01 |
| Superseding: | |
| Word Count: | 1000 words |
| Similar Standards: | GB/T 1490-1979 GB/T 42516-2023 GB/T 11066.11-2021 GB/T 23514-2020 GB/T 39285-2020 GB/T 39292-2020 GB/T 39138.2-2020 GB/T 39143-2020 GB/T 39138.1-2020 GB/T 39138.3-2020 GB/T 34609.2-2020 GB/T 38744-2020 GB/T 23524-2019 GB/T 36592-2018 GB/T 36590-2018 GB/T 36593-2018 GB/T 34609.1-2017 GB/T 34499.2-2017 GB/T 34499.1-2017 YS/T 1119-2016 |
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