硫酸協会規格

硫酸試験方法-2023
Testing Methods for Sulfuric acid1999 年(平成 11 年)9 月 22 日 制定
2023 年(令和 5 年)3 月 31 日 発行

硫 酸 協 会

目次ページ

硫酸試験方法 -20231.

適用範囲 ·················································································································· 12.

引用規格 ·················································································································· 13.

一般事項 ·················································································································· 14.

試料採取方法 ············································································································ 1

4.1

用語の定義 ············································································································ 1

4.2

試料の採取 ············································································································ 1

4.3

ロットの識別 ········································································································· 24.4

試料採取方法 ········································································································· 24.5

装置及び器具 ········································································································· 24.6

操作 ····················································································································· 44.7

試料採取上の注意 ··································································································· 45.

試験項目及び試験方法の種類 ······················································································· 46.

比重 ························································································································ 56.1

試験方法 ··············································································································· 56.2

浮ひょう法 ············································································································ 57.

密度 ························································································································ 87.1

試験方法 ················································································································ 87.2

計算によって求める方法 ··························································································· 98.

硫酸分 ······················································································································ 98.1

試験方法の区分 ······································································································· 98.2

中和滴定法 ············································································································· 98.3

比重法··················································································································· 129.

遊離無水硫酸分 ········································································································ 139.1試験方法の区分 ····································································································· 139.2

中和滴定法 ··········································································································· 139.3

比重法 ················································································································· 1710.

強熱残分 ················································································································· 1710.1

試験方法の区分 ····································································································· 1710.2

重量法 ················································································································· 1810.3

強熱残成分合算法 ·································································································· 1811.

硝酸イオン ·············································································································· 2111.1

試験方法 ·············································································································· 2111.2

ブルシン吸光光度法 ······························································································· 2212.

塩化物イオン ··········································································································· 2312.1

試験方法の区分 ····································································································· 2312.2

塩化銀比濁法 ········································································································ 2312.3

イオンクロマトグラフ法 ························································································· 2512.4

電位差滴定法 ········································································································ 27

13.

アンモニウムイオン ·································································································· 2913.1

試験方法の区分 ····································································································· 2913.2

インドフェノール吸光光度法 ··················································································· 2913.3

チモール吸光光度法 ······························································································· 3314.

鉄 ·························································································································· 3514.1

試験方法の区分 ····································································································· 3514.2

1,10-フェナントロリン吸光光度法 ············································································· 3614.3原子吸光分析法 ····································································································· 3814.4

ICP 発光分光分析法 ······························································································· 39

14.5

マトリックスマッチング ICP 発光分光分析法 ······························································ 4015.

銅 ·························································································································· 4215.1

試験方法の区分 ····································································································· 4215.2

原子吸光分析法 ····································································································· 4215.3

ICP 発光分光分析法 ······························································································· 4315.4

マトリックスマッチング ICP 発光分光分析法 ······························································ 4416.

鉛 ·························································································································· 4616.1

試験方法の区分 ····································································································· 4616.2

原子吸光分析法 ····································································································· 4616.3

ICP 発光分光分析法 ······························································································· 47

16.4

マトリックスマッチング ICP 発光分光分析法 ······························································ 48

17.

マンガン ················································································································· 50

17.1

試験方法の区分 ····································································································· 50

17.2

原子吸光分析法 ····································································································· 50

17.3

ICP 発光分光分析法 ······························································································· 51

17.4

マトリックスマッチング ICP 発光分光分析法 ······························································ 53

18.

ひ素 ······················································································································· 5418.1

試験方法の区分 ····································································································· 54

18.2

ジエチルジチオカルバミド酸銀吸光光度法 ································································· 5418.3

水素化合物発生原子吸光分析法 ················································································ 5718.4

水素化合物発生 ICP 発光分光分析法 ·········································································· 59

19.

セレン ···················································································································· 61

19.1

試験方法 ·············································································································· 61

19.2

3,3’-ジアミノベンジジン吸光光度法 ·········································································· 6119.3

水素化合物発生原子吸光分析法 ················································································ 6419.4

水素化合物発生 ICP 発光分光分析法 ·········································································· 66

20.

よう素価 ················································································································· 68

20.1

試験方法 ·············································································································· 68

20.2

チオ硫酸ナトリウム逆滴定法 ··················································································· 6821.

過マンガン酸カリウム還元性物質 ················································································ 70

21.1

試験方法 ·············································································································· 7021.2

過マンガン酸カリウム逆滴定法 ················································································ 70

付表 1引用規格 ············································································································· 73

付表 2

対応国際規格 ······································································································· 74

附属書 ··························································································································· 74
ISO 910

工業用硫酸及び発煙硫酸‐全酸度の定量及び発煙硫酸の遊離無水硫酸の計算‐滴定法 ··· 75

ISO 3423 工業用硫酸及び発煙硫酸‐二酸化硫黄含有率の定量‐よう素滴定法 ··························· 78硫酸試験方法-2023 解説 ·································································································· 81

硫酸協会規格
硫酸試験方法-2023
1999 年(平成 11 年) 9 月 22 日 制定
2023 年(令和 5 年) 3 月 31 日 発行
発行所

硫酸協会

電 話
FAX
e-mailURL〒105-0004
東京都港区新橋 2 丁目 21 番 1 号
新橋駅前ビル 2 号館
03(3572)5498
03(3572)5490
ryusan@oak.ocn.ne.jp
http://www.ryusan-kyokai.org

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