✦ LIBER ✦

Liquid chromatography–electron capture–atmospheric pressure chemical ionization-mass spectrometry

✍ Scribed by Uwe Karst

Book ID: 105889831
Publisher: Springer
Year: 2005
Tongue: English
Weight: 182 KB
Volume: 382
Category: Article
ISSN: 1618-2650
DOI: 10.1007/s00216-005-3328-8

No coin nor oath required. For personal study only.

📜 SIMILAR VOLUMES

Atmospheric-pressure Chemical Ionization

Atmospheric-pressure Chemical Ionization Interface for Semimicro Liquid Chromatography/Mass Spectrometry

✍ Takayuki Nabeshima; Yasuaki Takada; Minoru Sakairi 📂 Article 📅 1997 🏛 John Wiley and Sons 🌐 English ⚖ 171 KB 👁 2 views

An atmospheric pressure chemical ionization (APCI) interface was developed for improved sensitivity in semimicro liquid chromatography/mass spectrometry (LC/MS). This interface consists of a stainless-steel capillary inserted into a bored stainless-steel block, and includes a collision plate perfora

Liquid Chromatography/Mass Spectrometry

Liquid Chromatography/Mass Spectrometry of Carotenoids Using Atmospheric Pressure Chemical Ionization

✍ van Breemen, Richard B.; Huang, Chao-Ran; Tan, Yecheng; Sander, Lane C.; Schilli 📂 Article 📅 1996 🏛 John Wiley and Sons 🌐 English ⚖ 676 KB

Carotenoids contained in plant extracts were analyzed using liquid chromatography/positive-and negative-ion atmospheric pressure chemical ionization mass spectrometry (LC/APCI-MS) with a narrow-bore C,, reversedphase high-performance liquid chromatographic (HPLC) column and a gradient solvent system

Liquid Chromatography/Mass Spectrometry

Liquid Chromatography/Mass Spectrometry with Atmospheric Pressure Chemical Ionization of Free Brassinosteroids

✍ Keiji Gamoh; Hiroyuki Abe; Katsuya Shimada; Suguru Takatsuto 📂 Article 📅 1996 🏛 John Wiley and Sons 🌐 English ⚖ 408 KB 👁 2 views

Liquid chromatography/mass spectrometry (LC/MS) with atmospheric pressure chemical ionization has been successfully applied to the simultaneous analysis of free brassinosteroids (polyhydroxylated steroids that serve as plant growth regulators) as their naphthaleneboronates. Of a range of analytical

Optimization of the atmospheric pressure

Optimization of the atmospheric pressure chemical ionization liquid chromatography mass spectrometry interface

✍ D.M. Garcia; S.K. Huang; W.F. Stansbury 📂 Article 📅 1996 🏛 Elsevier Science 🌐 English ⚖ 701 KB

Use of optimized instrument parameters that result from statistical experimentation revealed that the sensitivity of atmospheric pressure chemical ionization (AK11 liquid chromatography-mass spectrometry (LC/MS) is greater than the sensitivity of an optimized Ther-mabeamTM LC/MS interface by about 3

Analysis of insect triacylglycerols usin

Analysis of insect triacylglycerols using liquid chromatography-atmospheric pressure chemical ionization-mass spectrometry

✍ Edita Kofroňová; Josef Cvačka; Pavel Jiroš; David Sýkora; Irena Valterová 📂 Article 📅 2009 🏛 John Wiley and Sons 🌐 English ⚖ 355 KB 👁 1 views

## Abstract An HPLC non‐aqueous reversed‐phase separation system was adapted for analyzing insect triacylglycerols (TAG). The method uses two conventional Nova‐Pak C18 columns connected in series, for a total length of 45 cm. The mobile phase gradient is mixed from acetonitrile and 2‐propanol, and

Stereochemistry of norditerpenoid alkalo

Stereochemistry of norditerpenoid alkaloids by liquid chromatography/atmospheric pressure chemical ionization mass spectrometry

✍ Wada, Koji; Mori, Takao; Kawahara, Norio 📂 Article 📅 2000 🏛 John Wiley and Sons 🌐 English ⚖ 148 KB 👁 2 views

## High -performance liquid chromatography/atmospheric pressure chemical ionization mass spectrometry (HPLC/APCI-MS) is a very promising approach to structural investigations of positional isomers and stereoisomers. This method was applied successfully to stereoisomeric norditerpenoid alkaloids dif