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528 (0,055s)

Result

A comparison of performance of various analytical columns: Conventional C18 and high throughput C18 Zorbax columns

A comparison of performance of various analytical columns: Conventional C18 and high throughput C18 Zorbax columns...

CB - Analytická chemie, separace

  • 2005
  • Jx
Result

Comparison of LC Columns Packed with 2.6 mu m Core-Shell and Sub-2 mu m Porous Particles for Gradient Separation of Antibiotics

The recently introduced Kinetex C18 column packed with core-shell 2.6 mu m C18 column with 1.7 mu m porous particles. Unlike Acquity BEH C18 column, Kinetex C18 columnexhibited lower column backpressure making this...

EE - Mikrobiologie, virologie

  • 2011
  • Jx
  • Link
Result

Comparison of LC Columns Packed with 2.6 lm Core-Shell and Sub-2 lm Porous Particles for Gradient Separation of Antibiotics

The recently introduced Kinetex C18 column packed with core-shell 2.6 lm C18 column with 1.7 lm porous particles. Unlike Acquity BEH C18 column, Kinetex C18 column exhibited lower column backpressure making this co...

EE - Mikrobiologie, virologie

  • 2011
  • Jx
  • Link
Result

Estimation of fatty acid content in intact seeds of oilseed rape ( Brassica napus L.) lines using near-infrared spectroscopy

samples of different composition of oleic acid (C18:l), linoleic acid (C18:2) and linolenic acid (C18:3) using NIRS analysis. The reference method was gas chromatography ranged from 32.3 to 82.0% for C18:l, 10.2-2...

GE - Šlechtění rostlin

  • 2006
  • Jx
Result

Estimation of the Fatty Acids Content in Intact Seeds of Oilseed Rape

samples with various composition of oleic acid (C18:1), linoleic acid (C18:2) and linolenic acid (C18:3) using NIRS analysis. The reference method was gas chromatography to 82.0% for C18:1, 10.2 ? 26.8% for C1...

GE - Šlechtění rostlin

  • 2006
  • Jx
Result

New reverse stationary phases and their use for separation of biologically active peptides

Two different silica-bonded stationary phases, one including C18 group, Supelcosil C18, and second modified by pentafluorophenylpropylsilane, Discovery HS F5, were tested. The separation of some pentapeptides was compared and difere...

CB - Analytická chemie, separace

  • 2005
  • D
Result

C18-functionalized Fe3O4/SiO2 magnetic nano-sorbent for PAHs removal from water

Fe3O4/SiO2 sorbent surface-modified with octadecyl chains (C18). Preparation solution was followed by SiO2 shell synthesis and functionalization with C18. Fe3O4, Fe3O4/SiO2, and Fe3O4/SiO2-C18 samples were characterized by...

Inorganic and nuclear chemistry

  • 2021
  • Jimp
  • Link
Result

EFFECTS OF ROASTING PROCESS ON FATTY ACID FRACTIONS AND THE FINAL QUALITY OF COFFEE PRODUCTS

acids in all samples are C16:0, C18:0, C18:1, C18:2, C18:3, C20:0 and C20:3. However, palmitic(C16:0) and linoleic (C18:2) were the dominant fatty acids in all samples (C20:3) and linolenic (C18:...

GM - Potravinářství

  • 2010
  • D
Result

Comparison of performance of C18 monolithic rod columns and conventional C18 particle-packed columns in liquid chromatographic determination of Estrogel and Ketoprofen gel.

The performance of monolithic HPLC columns ChromolithTM (made by Merck, Germany) and conventional C18 columns Discovery (Supelco, SigmaAldrich, Prague, Czech Republic) was tested Účinnost monolitických HPLC kolon Chromolith (Merck, Německo) ...

CB - Analytická chemie, separace

  • 2004
  • Jx
Result

The content of polyunsaturated fatty acids in intramuscular fat of beef cattle in different breeds and crossbreeds

) in C18:3, C20:4, C22:4, C22:5 and C22:6. The content of linolenic acid (C18:3 (0.186 %). We evaluated the content of C18:3 (n-6 and n-3) and among the genotypes the evaluated genotypes showed a higher representation of

GG - Chov hospodářských zvířat

  • 2006
  • Jx
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