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Chinese National Standard Category: Semimetal and semiconductor material analysis method

English Title: Methods for chemical analysis of calcium-silicon- The phosphomolybdenum blue photometric method for the determination of phosphorus content
Chinese Title: 硅钙合金化学分析方法 磷钼蓝分光光度法测定磷量
Standard No.: GB/T 4700.4-1998
Category No.: H17
Issued by: State Qualtiy Technical Supervision Bureau
Issued on: 1998-01-02
Implemented on: 1999-7-1
Status: superseded
Superseded by:YB/T 5315-2006 Methods for chemical analysis of calcium-silicon -- The phosphomolybdenum blue photometric method for the determination of phosphorus content
Superseded on:2006-10-11
Abolished on:2007-09-29
Superseding:GB/T 4700.4-1984 Methods for chemical analysis of calcium-silicon--The molybdenum blue photometric method for the determination of phosphorus content
GB 4700.4-1984 Methods for chemical analysis of calcium-silicon - The phosphorus molybdenum blues photometry for the determination of phosphorus content
Word Count:2000 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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