標(biāo)準(zhǔn)解讀
《GB/T 9489-2024 剛玉粉化學(xué)分析方法》與《GB/T 9489-2008 剛玉粉化學(xué)分析方法》相比，在多個(gè)方面進(jìn)行了更新和調(diào)整，以適應(yīng)技術(shù)進(jìn)步及行業(yè)需求的變化。主要變化包括：
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范圍的擴(kuò)展：新版標(biāo)準(zhǔn)可能增加了對某些特定類型剛玉粉材料或其衍生物適用性的說明，使得標(biāo)準(zhǔn)的應(yīng)用范圍更加廣泛，能夠覆蓋更多種類的產(chǎn)品。
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術(shù)語和定義的更新：隨著科學(xué)技術(shù)的發(fā)展，一些專業(yè)術(shù)語可能會(huì)有所改變或新增加。新版本中對于相關(guān)術(shù)語給出了更準(zhǔn)確、詳細(xì)的定義，有助于減少理解上的歧義。
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分析方法和技術(shù)的改進(jìn)：針對原有分析方法中存在的不足之處，如精確度不高、操作復(fù)雜等問題，新標(biāo)準(zhǔn)引入了更為先進(jìn)有效的檢測手段和技術(shù)，提高了測試結(jié)果的準(zhǔn)確性與可靠性。這可能涉及到樣品處理、儀器設(shè)備的選擇使用等方面的具體指導(dǎo)。
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安全要求的強(qiáng)化：考慮到實(shí)驗(yàn)過程中可能存在安全隱患，新版標(biāo)準(zhǔn)加強(qiáng)了對實(shí)驗(yàn)室安全措施的要求，明確了實(shí)驗(yàn)員應(yīng)遵守的安全操作規(guī)程，并對廢棄物處置等環(huán)節(jié)提出了具體建議。
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質(zhì)量控制指標(biāo)的調(diào)整：根據(jù)近年來行業(yè)內(nèi)產(chǎn)品質(zhì)量水平的整體提升情況，以及用戶對產(chǎn)品性能要求的變化趨勢，新標(biāo)準(zhǔn)適當(dāng)調(diào)整了部分關(guān)鍵成分含量的限值，確保所制定的標(biāo)準(zhǔn)既能反映當(dāng)前技術(shù)水平又能滿足市場需求。
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附錄內(nèi)容的增刪改查：為便于使用者理解和執(zhí)行，新版本可能在附錄部分增加了案例分析、常見問題解答等內(nèi)容；同時(shí)刪除了一些過時(shí)的信息，使整個(gè)文檔結(jié)構(gòu)更加合理緊湊。
如需獲取更多詳盡信息，請直接參考下方經(jīng)官方授權(quán)發(fā)布的權(quán)威標(biāo)準(zhǔn)文檔。
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- 2024-11-28 頒布
- 2025-06-01 實(shí)施
文檔簡介
ICS
91.100.10
CCS
Q62
中華人民共和國國家標(biāo)準(zhǔn)
GB/T9489—2024
代替GB/T9489—2008
剛玉粉化學(xué)分析方法
Methodsforchemicalanalysisofalundumpowder
2024-11-28發(fā)布2025-06-01實(shí)施
國家市場監(jiān)督管理總局發(fā)布
國家標(biāo)準(zhǔn)化管理委員會(huì)
GB/T9489—2024
目次
前言
·····································································································
Ⅴ
1
范圍
··································································································
1
2
規(guī)范性引用文件
······················································································
1
3
術(shù)語和定義
···························································································
1
4
總體要求
······························································································
1
5
氧化鈣、氧化鎂、二氧化硅、三氧化二鐵、二氧化鈦電感耦合等離子體發(fā)射光譜法的測定
········
2
5.1
測定范圍
·························································································
2
5.2
原理
······························································································
2
5.3
試劑
······························································································
2
5.4
儀器設(shè)備
·························································································
2
5.5
分析步驟
·························································································
3
5.6
分析結(jié)果計(jì)算
····················································································
4
5.7
允許差
···························································································
4
6
三氧化二鐵、氧化鈣、氧化鎂、氧化鉀、氧化鈉原子吸收分光光度法的測定
······················
4
6.1
測定范圍
·························································································
4
6.2
原理
······························································································
4
6.3
試劑
······························································································
4
6.4
儀器設(shè)備
·························································································
5
6.5
分析步驟
·························································································
5
6.6
分析結(jié)果計(jì)算
····················································································
6
6.7
允許差
···························································································
6
7
三氧化二鋁絡(luò)合滴定─氟化物釋放法的測定
······················································
6
7.1
測定范圍
·························································································
6
7.2
原理
······························································································
6
7.3
試劑
······························································································
7
7.4
儀器設(shè)備
·························································································
7
7.5
分析步驟
·························································································
7
7.6
分析結(jié)果計(jì)算
····················································································
8
7.7
允許差
···························································································
8
8
三氧化二鐵比色法的測定
············································································
9
8.1
測定范圍
·························································································
9
8.2
原理
······························································································
9
8.3
試劑
······························································································
9
8.4
儀器設(shè)備
·························································································
9
Ⅰ
GB/T9489—2024
8.5
分析步驟
·························································································
9
8.6
分析結(jié)果計(jì)算
····················································································
9
8.7
允許差
··························································································
10
9
二氧化硅比色法的測定
··············································································
10
9.1
測定范圍
························································································
10
9.2
原理
·····························································································
10
9.3
試劑
·····························································································
10
9.4
儀器設(shè)備
························································································
10
9.5
分析步驟
························································································
11
9.6
分析結(jié)果計(jì)算
···················································································
11
9.7
允許差
··························································································
11
10
二氧化鈦比色法的測定
············································································
12
10.1
測定范圍
······················································································
12
10.2
原理
···························································································
12
10.3
試劑
···························································································
12
10.4
儀器設(shè)備
······················································································
12
10.5
分析步驟
······················································································
12
10.6
分析結(jié)果計(jì)算
··················································································
12
10.7
允許差
·························································································
13
11
氯離子比濁法的測定
···············································································
13
11.1
測定范圍
······················································································
13
11.2
原理
···························································································
13
11.3
試劑
···························································································
13
11.4
儀器設(shè)備
······················································································
13
11.5
分析步驟
······················································································
14
11.6
分析結(jié)果計(jì)算
··················································································
14
11.7
允許差
·························································································
14
12
碳和硫的測定
······················································································
15
12.1
測定范圍
······················································································
15
12.2
原理
···························································································
15
12.3
試劑
···························································································
15
12.4
儀器設(shè)備
······················································································
15
12.5
分析步驟
······················································································
15
12.6
允許差
·························································································
15
13
pH值的測定
························································································
16
13.1
測定范圍
······················································································
16
13.2
原理
···························································································
16
Ⅱ
GB/T9489—2024
13.3
試劑
···························································································
16
13.4
儀器設(shè)備
······················································································
16
13.5
分析步驟
······················································································
16
14
燒失量的測定
······················································································
16
14.1
測定范圍
······················································································
16
14.2
原理
···························································································
16
14.3
儀器設(shè)備
······················································································
16
14.4
分析步驟
······················································································
16
14.5
分析結(jié)果計(jì)算
··················································································
17
14.6
允許差
·························································································
17
Ⅲ
GB/T9489—2024
前言
本文件按照GB/T1.1—2020《標(biāo)準(zhǔn)化工作導(dǎo)則第1部分：標(biāo)準(zhǔn)化文件的結(jié)構(gòu)和起草規(guī)則》的規(guī)
定起草。
本文件代替GB/T9489—2008《剛玉粉化學(xué)分析方法》。與GB/T9489—2008相比，除結(jié)構(gòu)調(diào)整
和編輯性改動(dòng)外，主要技術(shù)變化如下：
a）增加了“警示”（見警示）；
b）更改了“二氧化硅標(biāo)準(zhǔn)溶液”的濃度及配制過程容量瓶體積（見5.3.8，2008年版的5.3.8）；
c）更改了“Ca、Mg”元素的火焰類型（見6.4.4，2008年版的6.4.4）；
d）更改了原子吸收分光光度法中的“試液制備”（見6.5.1，2008年版的6.5.1）；
e）更改了“硼砂?碳酸鈉混合熔劑”的加入順序（見7.5.1、9.5.2.1，2008年版的7.5.1、
9.5.2.1）；
f）增加了二氧化硅標(biāo)準(zhǔn)溶液“放置溫度”的要求（見9.5.1、9.5.2.2）；
g）更改了二氧化鈦比色法的測定范圍（見10.1，2008年版的10.1）；
h）更改了“工作曲線的繪制”中二氧化鈦標(biāo)準(zhǔn)溶液的移取體積（見10.5.1，2008年版的10.5.1）。
請注意本文件的某些內(nèi)容可能涉及專利。本文件的發(fā)布機(jī)構(gòu)不承擔(dān)識別專利的責(zé)任。
本文件由中國建筑材料聯(lián)合會(huì)提出。
本文件由全國非金屬礦產(chǎn)品及制品標(biāo)準(zhǔn)化技術(shù)委員會(huì)（SAC/TC406）歸口。
本文件起草單位：沈陽鋁鎂設(shè)計(jì)研究院有限公司、咸陽非金屬礦研究設(shè)計(jì)院有限公司、中南大學(xué)、
中國建筑材料工業(yè)地質(zhì)勘查中心陜西總隊(duì)、中國國檢測試控股集團(tuán)咸陽有限公司、青海巖土工程勘察院
有限公司、中國建筑材料工業(yè)地質(zhì)勘查中心新疆總隊(duì)。
本文件主要起草人：歐陽靜、李志國、黃飛、朱欣潔、沈穎輝、楊玲、侯彩紅、張紅林、陳建、朱萌、
楊菲。
本文件于1988年首次發(fā)布為GB/T9489.1～9489.10—1988，2008年第一次修訂時(shí)合并為GB/T9489—
2008，本次為第二次修訂。
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