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Chinese Standard: GB/T 3286.2-2025

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Methods for chemical analysis of limestone and dolomite—Part 2:Determination of silicon and aluminium content


Standard in brief
Scope of Application:  
本文件描述了硅钼蓝分光光度法、高氯酸脱水重量法、电感耦合等离子体发射光谱法测定二氧化硅含量,铬天青S分光光度法、络合滴定法和电感耦合等离子体发射光谱法测定氧化铝含量。
本文件适用于石灰石、白云石、冶金石灰中二氧化硅、氧化铝含量的测定。硅钼蓝分光光度法,测定范围(质量分数):二氧化硅含量0.050%~4.00%;高氯酸脱水重量法,测定范围(质量分数):二氧化硅含量大于2.00%;电感耦合等离子体发射光谱法,测定范围(质量分数):二氧化硅含量0.070%~3.50%;铬天青S分光光度法,测定范围(质量分数):氧化铝含量0.010%~0.75%;络合滴定法,测定范围(质量分数):氧化铝含量大于0.50%;电感耦合等离子体发射光谱法,测定范围(质量分数):氧化铝含量0.040%~ 1.00%。

Basic information
Standard No:GB/T 3286.2-2025
Standard Name:石灰石及白云石化学分析方法 第2部分:硅、铝含量的测定
English Name:Methods for chemical analysis of limestone and dolomite—Part 2:Determination of silicon and aluminium content
Standard Status:现行
Release Date:1982-07-09
Effective Date:2026-03-01
Language of Publication:中文简体

Standard Classification
ICS Number:73.080
CCS Number:D52

Related Standards
Referenced Standards:GB/T 2007.2,GB/T 6379.1,GB/T 6379.2,GB/T 6682,GB/T 8170,GB/T 12806,GB/T 12807,GB/T 12808,JJG 768

Publication Information
Number of pages:24
Number of words:37 K
Format:大16
Edition:1
Color Pages:0
Electronic Version:Yes
Color Images:No
Print Publication Date:2025-08-01

Standard Revision Information
Has Amendment:No

Other Information
Application Dept:国家市场监督管理总局、国家标准化管理委员会
Standard Type:CN
Standard Attribute:GB
Other Standard Number:3286.2
Drafter:李明、吴剑光、陈威龙、王晓远、周双清、闻臻、陈宁劼、徐建平、周郑、白利洲、余卫华、娄云鹏、王博、刘艳婷、张雅嫆、陈益婷、陈洁琳、王君天、程昭阳
Drafting Organization:中国检验认证集团福建有限公司、武汉科技大学、武汉钢铁有限公司、冶金工业信息标准研究院
Management Organization:全国钢标准化技术委员会(SAC/TC 183)
Proposing Department:中国钢铁工业协会

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