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59564

Supelco

SUPELCOSIL™ LC-18 (5 µm) HPLC Columns

L × I.D. 2 cm × 4 mm Supelguard Guard Cartridge pkg of 2 ea, Guard Cartridge holder required for use

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About This Item

Codice UNSPSC:
41115700
eCl@ss:
32110501

product name

SUPELCOSIL™ LC-18 Supelguard Cartridge, 5 μm particle size, L × I.D. 2 cm × 4 mm

agenzia

suitable for USP L1

Livello qualitativo

100

Confezionamento

pkg of 2 ea

Parametri

<70 °C temp. range

tecniche

HPLC: suitable

Lungh. × D.I.

2 cm × 4 mm

Matrice

silica gel high purity, spherical

Gruppo funzionale matrice

C18 (octadecyl) phase

Dimensione particelle

5 μm

Dimensione pori

120 Å

Intervallo di pH

2-7.5

applicazioni

food and beverages

Compatibilità

use to protect LC-18, LC-PAH

Tecnica di separazione

reversed phase

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Descrizione generale

Guard columns are placed before the analytical column to protect and prevent harmful materials entering into the latter. It also helps as a backup to the in-line filter and also checks for leak through filter. The most suitable are short cartridge which is inserted into the cartridge holder.

Applicazioni

SUPELCOSIL™ LC-18 Supelguard Cartridge was used as guard column for Supelcosil™ LC-18 HPLC column to analyze glucose tetrasaccharides in blood and urine samples using HPLC-electrospray ionization mass spectrometry (HPLC-ESI-MS). It was also suitable for analysing polar compounds in non-polar matrices using gas chromatography separation.

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Note legali

SUPELCOSIL is a trademark of Sigma-Aldrich Co. LLC

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Supelco

59621C30

SUPELCOSIL™ LC-18-T Supelguard Cartridge

Supelguard Guard Cartridge Holder Stand-alone, for use with Supelguard cartridges (2 cm L. x 2.1 to 4.0 mm I.D.)

Supelco

59660-U

Supelguard Guard Cartridge Holder

J Wu et al.
Journal of chromatography. A, 909(1), 37-52 (2001-02-24)
Polypyrrole (PPY) and poly-N-phenylpyrrole (PPPY) films were prepared and applied for solid-phase microextraction (SPME). The extraction properties of the new films to volatile organic compounds were examined using an SPME device coupled with GC-flame ionization detection. A PPY-coated capillary was
Ike Jeon
Analyzing Food for Nutrition Labeling and Hazardous Contaminants, 95-95 (1994)
Haoyue Zhang et al.
Clinical chemistry, 55(3), 527-532 (2009-02-03)
The isotope-labeled intravenous glucose tolerance test (IVGTT) combined with computer modeling is widely used to derive parameters related to glucose metabolism in vivo. Most of these methods involve use of either (2)H(2)-labeled or (13)C(1)-labeled D-glucose as a tracer with GC-MS
O Cudina et al.
Farmaco (Societa chimica italiana : 1989), 55(2), 125-127 (2000-04-27)
Fluocortolone and its esters are synthetic corticosteroids used topically in the treatment of various skin disorders. A method that can be successfully used for the separation and determination of fluocortolone pivalate and fluocortolone hexanoate in suppositories was developed. This method
V Stocchi et al.
Analytical biochemistry, 167(1), 181-190 (1987-11-15)
A simple and fast ion pair reversed-phase high-performance liquid chromatographic method has been developed for the simultaneous determination of ATP, ADP, AMP, GTP, GDP, IMP, NADP+, NADPH+, NAD+, NADH, ADP-ribose, inosine, adenosine, hypoxanthine, and xanthine. This method allows us to
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Protocolli

Deriviatization, Hydrolysis, and HPLC Analysis of Amino Acids on SUPELCOSIL™ and ASCENTIS® Columns

Amino Acid Analysis is the suitable tool for precise determination of protein quantities but also provides detailed information regarding the relative amino.

Il team dei nostri ricercatori vanta grande esperienza in tutte le aree della ricerca quali Life Science, scienza dei materiali, sintesi chimica, cromatografia, discipline analitiche, ecc..

Contatta l'Assistenza Tecnica.