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Merck

1.09333

LiChrosorb® RP-18 (5 µm)

HPLC sorbent

別名:

TM=["LiChrosorb"] C18 sorbent for HPLC

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この商品について

UNSPSC Code:
41115709
NACRES:
SB.52
Particle size:
10 μm
Matrix active group:
C18 (RP18), C18 bonding phase
Pore size:
100 Å pore size
Matrix:
fully porous particle
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製品名

LiChrosorb® RP-18 (5 µm),

material

stainless steel column

agency

suitable for USP L1

product line

LiChrosorb®

feature

endcapped: no

analyte functional class(es)

antibiotics, explosives, fat soluble vitamins, lipids, nutraceuticals and antioxidants, oils, pigments, sweeteners, water soluble vitamins

analyte chemical class(es)

PAHs, PCBs (aroclor identification), PFAS, aflatoxins, alcohols / fermentation, alcohols and aldehyde, aliphatic amines, alkaloids, amino acids, aromatic amines, cannabinoids as tms derivatives, carotenoids, catecholamines, coloring compounds, essential oils, esters, fatty acids, flavonoids, glycans, ketones, metabolized steroids, nitrosamines, nucleic acids, nucleosides, oligonucleotides, organic phosphates, peptides, pesticides, phenols, phospholipids, phthalate esters, preservatives, proteins, steroids (cholesteryl esters), sulfonamides

parameter

60 °C max. temp.

technique(s)

HPLC: suitable, mass spectrometry (MS): suitable (Low)

matrix

fully porous particle

matrix active group

C18 (RP18), C18 bonding phase

particle size

10 μm

pore size

100 Å pore size

operating pH range

2-7.5

bulk density

200‑400 kg/m3

separation technique

reversed phase

storage temp.

no temp limit

General description

LiChrosorb® RP-18 is a reliable irregular shaped silica gel carriers with reversed phase properties. It is well suited for the separation of neutral, acidic and weak basic compounds.

Application


  • Determination of berberine in human serum by reversed-phase high performance liquid chromatography.: This study outlines a method for detecting berberine in human serum using reversed-phase HPLC, utilizing the LiChrosorb RP-18 column for its reliability in separating chemical compounds in biological samples (Sun Y et al., 1997).

  • Kinetics of hydrolysis of 4-methoxy-2-[2-hydroxy-3(4-phenyl-1-piperazinyl)]propyl-2,3-dihydro-6-methyl-1,3-dioxo-1H-pyrrolo[3,4-c]pyridine in aqueous solutions.: This research employs RP-18 to study the stability and hydrolysis kinetics of a complex organic compound, highlighting its application in pharmaceutical analysis (Muszalska I et al., 2004).

  • A validated spectrophotometric and liquid chromatography method for determination and purity evaluation of 4-methoxy-2-[2-hydroxy-3(4-phenyl-1-piperazinyl)]propyl-2,3-dihydro-6-methyl-1,3-dioxo-1H-pyrrolo[3,4-c]pyridine.: This paper details the use of RP-18 in validating a method for assessing the purity of pharmaceutical compounds, demonstrating its essential role in quality control (Muszalska I et al., 2003).

  • High-performance liquid chromatographic determination of the antifungal drug fluconazole in plasma and saliva of human immunodeficiency virus-infected patients.: This study utilizes RP-18 to monitor fluconazole in clinical samples, providing insights into the pharmacokinetics and therapeutic monitoring of antifungal treatment in HIV patients (Beijnen JH et al., 1995).

  • Ion-pair solid-phase extraction of cimetidine from plasma and subsequent analysis by high-performance liquid chromatography.: Describes a method using RP-18 for the extraction and analysis of cimetidine, a drug used to treat heartburn and peptic ulcers, from plasma samples, illustrating its versatility in drug analysis (Russel FG et al., 1994).


Analysis Note

Theoretical Plates (N/m) (Toluene): ≥ 60000
stability testing (performance): passes test
separation factor (Acetophenone/Phenol, selectivity test): 1.8 - 2.2
separation factor (Acetophenone/Cinnamic acid, selectivity test): 1.1 - 1.4
separation factor (1-Naphtol/Phenol, selectivity test): 3.9 - 4.7
capacity factor (Toluene): 16.0 - 21.0
Particle Size (d10): 3.8 - 4.3 µm
Particle Size (d50): 6.7 - 7.7 µm
Particle Size (d90): 12.0 - 14.0 µm

Legal Information

LiChrosorb is a registered trademark of Merck KGaA, Darmstadt, Germany


保管分類

11 - Combustible Solids

一体何が起きているの?

nwg

引火点 (F)

Not applicable

引火点(°C)

Not applicable



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