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Chinese National Standard Category: Semimetal and semiconductor material analysis method

English Title: Determination of tellurium content in tellurium--Potassium dichromate-ammonium ferrous sulfate volumetric method
Chinese Title: 碲中碲量的测定(重铬酸钾--硫酸亚铁铵容量法)
Standard No.: YS/T 227.9-1994
Category No.: H17
Issued by:
Issued on:
Implemented on: 1996-3-12
Status: superseded
Superseded by:YS/T 227.9-2010 Methods for chemical analysis of tellurium—Part 9:Determination of tellurium content—Potassium bichromate-ammonium ferrous sulfate titration
Superseded on:2011-3-1
Abolished on:
Superseding:GB/T 2145-1980
GB 2145-1980 Determination of tellurium content in tellurium--Potassium dichromate-ammonium ferrous sulfate volumetric method
Word Count:500 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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