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Chinese National Standard Category: Semimetal and semiconductor material analysis method |
English Title: | Determination of lead content in tellurium--Dithizone-carbon tetrachloride extraction photometric method |
Chinese Title: | 碲中铅量的测定(双硫腙--四氯化碳萃取吸光光度法) |
Standard No.: | YS/T 227.3-1994 |
Category No.: | H17 |
Issued by: | |
Issued on: | |
Implemented on: | 1996-3-12 |
Status: | superseded |
Superseded by: | YS/T 227.3-2010 Methods for chemical analysis of bismuth - Part 3: Determination of lead content - Flame atomic absorption spectrometry |
Superseded on: | 2011-3-1 |
Abolished on: | |
Superseding: | GB/T 2139-1980 GB 2139-1980 |
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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