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Chinese National Standard Category: Semimetal and semiconductor material analysis method |
English Title: | Silicon metal-Determination of iron content-1,10-Phenanthroline spectrophotometric method |
Chinese Title: | 工业硅化学分析方法 1,10--二氮杂菲分光光度法测定铁量 |
Standard No.: | GB/T 14849.1-1993 |
Category No.: | H17 |
Issued by: | CSBTS |
Issued on: | 1993-01-02 |
Implemented on: | 1994-9-1 |
Status: | superseded |
Superseded by: | GB/T 14849.1-2007 Methods for chemical analysis of silicon metal—Part 1:Determination of iron content—1 10-Phenanthrolion spectrophotometric method |
Superseded on: | 2008-4-1 |
Abolished on: | |
Superseding: | YB 95-1976 |
Word Count: | 1000 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 |
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