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Chinese National Standard Category: Carbon material in general

English Title: Carbonaceous materials - Determination of vanadium content - Colorimetric method
Chinese Title: 炭素材料钒的比色测定
Standard No.: YB/T 917-1997
Category No.: Q50
Issued by: CMMI
Issued on: 1997-2-19
Implemented on: 1997-7-1
Status: superseded
Superseded by:YB/T 917-2017 Carbon matgerials-Determination of vanadium content-3,3-dimethyl naphthalene amine colorimetric method
Superseded on:2018-1-1
Abolished on:
Superseding:YB 917-1978
Word Count:1000 words
Similar Standards: GB/T 42241-2022   GB/T 39535-2020   GB/T 38823-2020   GB/T 8721-2019   GB/T 1431-2019   GB/T 37588-2019   GB/T 35926-2018   GB/T 35922-2018   GB/T 1427-2016   GB/T 29189-2012   GB/T 8718-2008   YB/T 5158-2007   YB/T 5159-2007   QJ 2781A-2004   QJ A 2781-2004   YB/T 4034-2001   GB/T 1427-2000   GB/T 8719-1997   YB/T 120-1997   YB/T 1430-1997  
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