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Chinese National Standard Category: Rare refractory metals and their compounds |
English Title: | Methods for chemical analysis of tungsten - Part 20: Determination of vanadium content - Inductively coupled plasma atomic emission spectrometry |
Chinese Title: | 钨化学分析方法 第20部分:钒量的测定 电感耦合等离子体原子发射光谱法 |
Standard No.: | GB/T 4324.20-2012 |
Category No.: | H63 |
Issued by: | AQSIQ;SAC |
Issued on: | 2012-12-31 |
Implemented on: | 2013-10-1 |
Status: | valid |
Superseded by: | |
Superseded on: | |
Abolished on: | |
Superseding: | GB/T 4324.20-1984 Methods for chemical analysis of tungsten - The N-benzoyl-N-phenylhydroxylamine photometric method for the determination of vanadium content |
Word Count: | 4000 words |
Similar Standards: | GB/T 10578-2003 GB/T 43301-2023 GB/T 43095-2023 GB/T 23271-2023 GB/T 26038-2023 GB/T 3459-2022 GB/T 41875-2022 GB/T 40374-2021 GB/T 37204-2018 GB/T 3875-2017 GB/T 34498-2017 GB/T 3876-2017 GB/T 3630-2017 GB/T 3629-2017 GB/T 34503-2017 GB/T 21183-2017 GB/T 3460-2017 GB/T 4310-2016 YS/T 1140-2016 YS/T 402-2016 |
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