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3. 総水銀の分析法 - env.go.jp

1960 . 197Hg P P.. nm .. UV . Hg0 P P.. 3 1 .. Hg2+ . P P. nm .. 1 L/ 30 . 90 . 1 1 ng .. 50 ml . 10. (10 cm ) . HNO3 HClO4 H2SO4 1 1 5 . B B B B B B B B.. 200 230 30 .. 1) P. 3 1 1 .. 11. a . HNO3 HClO4 1 1 100 ml . B B B B. 100 ml . H2SO4 . B B B B.. HCl . 10% SnCl2 10 g HCl 9 ml . B B. 100 ml N2 100 ml/min 20 30 B B.. 5N NaOH 20 g 100 ml . NaOH 5N NaOH 50 . L L HSCH2CH(NH2)COOH HCl H2O B B B B B B. 10 mg NaOH 10 ml . 2) CH3 HgCl mg 100 ml P P B B. 100 . 1 ml g Hg . ml L . 5 ml 10 ml 3 . 1200 rpm 3 . 1 1 ml g Hg . 1N H2SO4 30 ml 1000 ml . B B B B. 1% KMnO4 1 g 1N H2SO4 100 ml B B B B B B.. KMnO4 g 100 ml B B.. C6H5CH3 B B B B B B. b . Hg 201 . 250 . 3) 50 ml 150 mm P P. 13 mm . 10, 100 1000 ml , , 1, 5 10 ml 12. 20 ml . 10 ml .. V4 .. KMnO4 KMnO4 B B B B.. c . g . g ml . 1 ml HNO3 HClO4 1 1 2 ml H2SO4 5 ml 200.

12 a 試薬 ① HNO B3 B- HClO B4 B( 1+1):硝酸(有害金属測定用)100 mlに、過塩素酸(有害金属測定 用)100 mlを加え混和する(冷暗所保存)。 ② H B2 BSO B4 B:硫酸(有害金属測定用)

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