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Chinese National Standard Category: Iron ore

English Title: Methods for chemical analysis of iron ores - The lanthanum-alizarin complexon photometric method for the determination of fluorine content
Chinese Title: 铁矿石化学分析方法 镧-茜素络合腙光度法测定氟量
Standard No.: GB 6730.27-1986
Category No.: D31
Issued by: SAC
Issued on: 1986-8-19
Implemented on: 1987-8-1
Status: superseded
Superseded by:GB/T 6730.27-2017 Iron ores-Determination of fluorine content一Lanthanum-alizarin complexion spectrophotometric method
Superseded on:2018-4-1
Abolished on:2018-04-01
Superseding:GB 1373-1978
Word Count:2000 words
Similar Standards: GB/T 10322.7-2004   YS/T 1047.9-2015   GB/T 6730.86-2023   GB/T 6730.85-2023   GB/T 6730.87-2023   GB/T 10322.1-2023   GB/T 6730.84-2023   GB/T 42523-2023   GB/T 42524-2023   GB/Z 42521-2023   GB/T 42522-2023   GB/T 6730.51-2023   GB/Z 42520-2023   GB/Z 42358-2023   GB/T 6730.61-2022   GB/T 20565-2022   GB/T 6730.60-2022   GB/T 10322.6-2022   GB/T 6730.5-2022   GB/T 6730.28-2021  
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