ライフサイエンスコーパス: isocratic

1 alytical system comprised RP-C18 column with isocratic 5% THF-95% water.

2 reproducibility data are presented for both isocratic and gradient chromatography, using ion-exchang

3 Experiments were conducted under isocratic and gradient conditions with methanol as organ

4 ompared to the far more common techniques of isocratic and gradient elution 1DLC.

5 ons on liquid chromatographic performance in isocratic and gradient elution are now well understood.

6 platform with peak capacities obtained with isocratic and gradient elution HPLC.

7 hase liquid chromatographic analyses in both isocratic and gradient elution modes.

8 a signal-to-noise ratio (SNR) up to 10 under isocratic and gradient elution operations.

9 -run and column-to-column reproducibility of isocratic and gradient elution separations were found.

10 Herein, proof of concept isocratic and gradient elution separations were performe

11 r all of the test proteins examined, in both isocratic and gradient elution tests.

12 e the ability of microring arrays to perform isocratic and gradient elutions under ambient conditions

13 Both isocratic and gradient mobile phase conditions were used

14 that this new injector is suitable for both isocratic and gradient operation modes.

15 tance detector (AD), the feasibility of both isocratic and gradient SC-OTIC was demonstrated.

16 algorithms capable of predicting and ranking isocratic and gradient separations over vast amounts of

17 (isocratic), the effect of volume overload (isocratic), and separations of a limited number of pepti

18 In this work, an isocratic capillary electrochromatography (CEC) method h

19 The retention mechanism of isocratic CEC for proteins on the anion-exchanger column

20 ht on the mechanism of protein separation by isocratic CEC, which is believed to be a combination of

21 of peptides and proteins by using pro forma isocratic CEC.

22 Under isocratic chromatographic conditions, injecting 200 nL a

23 rated by reversed-phase chromatography under isocratic conditions and 5-CH(3)-H(4)PteGlu is quantifie

24 isothermal conditions were used in GC, while isocratic conditions were used both in CLC and in CEC.

25 of these tryptic peptides was measured under isocratic conditions with different mobile-phase composi

26 -A pore size, 3-microm particle size), under isocratic conditions with mixtures of acetonitrile, meth

27 The first dimension was operated under isocratic conditions, and the effluent from the first di

28 t for fluoride exceeded 70000 plates/m under isocratic conditions.

29 paration is carried out under isothermal and isocratic conditions.

30 the separation of enantiomers in HPLC under isocratic conditions.

31 ted on a Chirex 3005 analytical column using isocratic conditions.

32 izer at flow rates of up to 1.0 mL/min using isocratic conditions.

33 igh-throughput protein identification, using isocratic, either methanol- or acetonitrile-based buffer

34 a Supelcosil LC-NH2 (25cmx4.6mm) column and isocratic elution (68% of acetonitrile).

35 One employs isocratic elution (92% H2O, 8% acetonitrile, and 0.1% tr

36 ss than 3.5 min), a sub-2 mum C18 column and isocratic elution (toluene/methanol, 45:55 v/v) was used

37 styrene oligomers were also separated under isocratic elution conditions.

38 or, and ovalbumin was separated using CEC by isocratic elution in the codirectional mode with aqueous

39 The separation was done with isocratic elution of a mobile phase comprising water (wi

40 Separation was accomplished with isocratic elution of a mobile phase comprising water and

41 We have employed a solvent system for the isocratic elution of a reverse phase HPLC column in whic

42 Isocratic elution of small benzoic acid derivatives show

43 e retention time for ketoconazole through an isocratic elution was 18 s.

44 rst, on an octadecylsilyl (C18) column using isocratic elution with a methanol/water mobile phase con

45 onitrile/acetic acid (800/8/30/1, v/v) using isocratic elution with detection at 235 nm.

46 Using isocratic elution, a mixture of various biologically rel

47 lumn derivatization with o-phthaldialdehyde, isocratic elution, and fluorescence detection.

48 although this has currently been limited to isocratic elution.

49 ol solution (pH 4) as the mobile phase using isocratic elution.

50 3.5-microm octadecyl stationary phase, using isocratic elution.

51 retention of the same protein is measured in isocratic elution.

52 0:20, v/v) containing 0.1% formic acid using isocratic flow at 0.15 mL/min for 13 min.

53 on (5min separation using acidified 10% MeOH isocratic flow in a CORTECS C18 column) to allow unparal

54 ne, folate, and vitamin C were measured with isocratic high-performance liquid chromatography.

55 The following isocratic high-performance reversed-phase liquid chromat

56 matrix effects were assessed using a simple, isocratic, high-throughput LC-MS workflow.

57 fied and quantified by a rapid and sensitive isocratic HPLC method and identification was further con

58 ng the cyclocondensation product by a simple isocratic HPLC method and using an automatic integrator,

59 e xanthine also formed was measured using an isocratic HPLC method.

60 Two isocratic HPLC methods with UV detection (213 nm) employ

61 to quantify iodine as iodide (I(-)) using an isocratic HPLC system with UV detection; algal iodine wa

62 ceramide and sphingoid bases using a simple, isocratic HPLC system.

63 phy unit can operate under both gradient and isocratic LC conditions.

64 ere able to achieve this separation using an isocratic LC method with a run time of less than 9min, w

65 y invariant separation environments, such as isocratic liquid chromatographic systems and isothermal

66 Analytes were separated using isocratic liquid chromatography and quantified at 325 nm

67 eved on bare silica stationary phase with an isocratic mobile phase composed of CO2/methanol solvent

68 e liquid chromatography (HPLC) column and an isocratic mobile phase consisting of acetonitrile/methyl

69 0 x 4.6-mm C18 reversed-phase column with an isocratic mobile system consisting of 17.5 mM potassium

70 chromatographic analysis allowed the use of isocratic mobile-phase conditions to achieve effective a

71 The LC setup uses a C18 column in isocratic mode and the analysis takes less than 4 min.

72 The studies were conducted with UHPLC in isocratic mode at constant flow rate and temperature.

73 se high-performance liquid chromatography in isocratic mode.

74 unning through a C18 column at 1mL/min using isocratic mode.

75 an organic two-phase system and analyzed by isocratic normal-phase HPLC after dissolving the dried s

76 ion dynamics of polypeptides separated under isocratic or gradient conditions.

77 ature for fast or slow separations in either isocratic or gradient elution.

78 cts of extra-column and column broadening on isocratic peak capacity.

79 d by comparing peak capacities in CEC on an, isocratic platform with peak capacities obtained with is

80 using a chromatography system equipped with isocratic pumps and an electrolytic eluent generator (EG

81 This permits the isocratic resolution of mixtures that normally require g

82 irectly resolved from the reaction medium by isocratic reversed-phase elution on a silica-coated alum

83 ushrooms were separated and quantified by an isocratic reversed-phase high performance liquid chromat

84 The particles were evaluated by isocratic reversed-phase UHPLC at pressures up to 4500 b

85 ethylamine at pH 3, running at 1mL/min under isocratic room through a C18 column.

86 Isocratic RPLC separations with the 3D serpentine column

87 out at mobile phase velocities close to (for isocratic runs) or somewhat above (for gradient runs) th

88 Therefore, isocratic separation conditions at the CPA of definite C

89 on, and ion-pairing principles for the rapid isocratic separation of anions in low explosives residue

90 The LC system was demonstrated by performing isocratic separation of phenolic compounds using a monol

91 The efficient isocratic separations of mixtures of peptides, including

92 nd 74% increase in the peak capacity for the isocratic separations of the small molecules and the gra

93 d use almost exclusively in sample abundant, isocratic separations when interfaced with high-performa

94 achieved on a phenyl column with a ternary, isocratic solvent system of acetonitrile, methanol and w

95 available column kit and with the classical isocratic SOS-LC algorithm.

96 are separated chromatographically during the isocratic stage of the gradient profile from a 150-mm C3

97 a C18 phase, and elution was achieved under isocratic, step, or linear gradient conditions.

98 zing plate count with a given analysis time (isocratic), the effect of volume overload (isocratic), a

99 us C(18) bonded particles are evaluated with isocratic ultrahigh-pressure liquid chromatography (UHPL