Подбор градиента концентрации смеси \(CH_3CN/MeOH/H_2SO_4\) для анализа \(PL\) на HPLC

\(CH_3CN/MeOH/H_2SO_4\) (100/1/0.05, \(v/v/v\))/\(CH_3CN/MeOH/H_2SO_4\) (100/10/0.05, \(v/v/v\))

  1. \(CH_3CN/MeOH/H_2SO_4\) (100/1/0.05, \(v/v/v\))

  2. \(CH_3CN/MeOH/H_2SO_4\) (100/10/0.05, \(v/v/v\))

Таблица 1. Различные объемные доли смеси \(CH_3CN/MeOH/H_2SO_4\) (100/1/0.05, \(v/v/v\))/\(CH_3CN/MeOH/H_2SO_4\) (100/10/0.05, \(v/v/v\))

\(CH_3CN/MeOH/H_2SO_4\) (100/1/0.05, \(v/v/v\)), \(\%\)

\(CH_3CN/MeOH/H_2SO_4\) (100/10/0.05, \(v/v/v\)), \(\%\)

\(CH_3CN/MeOH/H_2SO_4\) (\(v/v\))

90

10

100/1.9/0.05

80

20

100/2.8/0.05

70

30

100/3.7/0.05

60

40

100/4.6/0.05

50

50

100/5.5/0.05

40

60

100/6.4/0.05

30

70

100/7.3/0.05

20

80

100/8.2/0.05

10

90

100/9.1/0.05

5.5 \(\%\) / 30 \(min\) = 0.18(3) \(\%/min\)

Таблица 2. Времена удерживания

ID

t, \(min\)

\(PG\)

06.544

\(PC\)

20.820

\([[CH_3CN/MeOH/H_2SO_4; 100/0.5/0.05, v/v/v]/[CH_3CN/MeOH/H_2SO_4; 100/10/0.05, v/v/v]]\)

  1. \([CH_3CN/MeOH/H_2SO_4; 100/0.5/0.05, v/v/v]\)

  2. \([CH_3CN/MeOH/H_2SO_4; 100/10/0.05, v/v/v]\)

Таблица 3. Различные объемные доли смеси \([[CH_3CN/MeOH/H_2SO_4; 100/0.5/0.05, v/v/v]/[CH_3CN/MeOH/H_2SO_4; 100/10/0.05, v/v/v]]\)

\([CH_3CN/MeOH/H_2SO_4; 100/0.5/0.05, v/v/v], \%\)

\([CH_3CN/MeOH/H_2SO_4; 100/10/0.05, v/v/v], \%\)

\([CH_3CN/MeOH/H_2SO_4, v/v]\)

90

10

100/1.45/0.05

80

20

100/2.40/0.05

70

30

100/3.35/0.05

60

40

100/4.30/0.05

50

50

100/5.25/0.05

40

60

100/6.20/0.05

30

70

100/7.15/0.05

20

80

100/8.10/0.05

10

90

100/9.05/0.05

5.25 \(\%\) / 30 \(min\) = 0,175 \(\%/min\)

  1. 0 \(min\): 100/0 \(\%\)

  2. 5 \(min\): 100/0 \(\%\)

  3. 30 \(min\): 50/50 \(\%\)

  4. 31 \(min\): 100/0 \(\%\)

Градиент 90/10 → 40/60 (см. изображения):

  1. 0 \(min\): 90/10 \(\%\)

  2. 30 \(min\): 40/60 \(\%\)

  3. 31 \(min\): 90/10 \(\%\)

  4. 40 \(min\): 90/10 \(\%\)

6.20 - 1.45 = 4.75 4.75 \(\%\) / 30 \(min\) = 0,158333333 \(\%/min\)

Изображения

20240319 170259

20240319 173050


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