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Supelco

Purospher® STAR NH2 (5 µm) HPLC Columns

L × I.D. 4 mm x 4 mm LiChroCART™ Guard-cartridge

Synonym(s):

Purospher® STAR NH2 (5 µm) LiChroCART™ 4-4

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About This Item

UNSPSC Code:
41115709
NACRES:
SB.52

product name

Purospher® STAR NH2 (5 µm), L × I.D. 4 mm x 4 mm LiChroCART™ Guard-cartridge

material

stainless steel column

Quality Level

100

agency

suitable for USP L8

product line

Purospher®

feature

endcapped: no

packaging

10 pak of

extent of labeling

3.5% Carbon loading

parameter

250 bar pressure
60 °C max. temp.

technique(s)

HPLC: suitable
LC/MS: suitable
mass spectrometry (MS): suitable (Low - Medium)

column L × I.D.

0.4 cm × 4 mm

surface area

330 m2/g

matrix

fully porous particle

matrix active group

NH2 bonding phase

particle size

5 μm

pore size

120 Å pore size

operating pH range

2-7.5

separation technique

hydrophilic interaction (HILIC)
normal phase
reversed phase

storage temp.

no temp limit

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General description

Purospher® STAR NH2, 5 µm HPLC columns are widely used for carbohydrate analysis, with a typical mobile phase consisting of acetonitrile and water. Purospher® STAR NH2, 5 µm LiChroCART™ 4-4 is a guard cartridge which allows the integration into a manuCART™ cartridge column holder part number 1.51486.0001 for direct, dead volume free connection to an analytical LiChroCART™ cartridge column with inner dimension of 2, 3, 4, or 4.6 mm I.D. and a column length of 75, 100, 125, 150 or 250 mm.For direct connection to a Hibar® RT columns the Precolumn holder for 4-4 LiChroCART™ cartridges, part number 1.51487.0001 can be used.For connection to any other analytical HPLC column with capillary connection the Precolumn holder for 4-4 LiChroCART™ cartridges, part number 1.16217.0001 is suitable.Learn more about Purospher® STAR HPLC and UHPLC ColumnsLearn more about the Supelco HPLC Column portfolio and Method development:Brochure: HPLC and UHPLC Column Selection GuideBrochure: A Practical Guide to HPLC - Method Development Guide

Application

Intended to be used in the separation of alcohols, carboxylic acids, fat soluble vitamins, nucleotides,steroids, sugars,sugar alcohols, sweeteners, and water soluble vitamins.

Features and Benefits

  • Ultra-pure silica (99.999%)
  • Low silanol activity
  • Reproducible results from run-to-run and batch-to-batch

Analysis Note

visual control (for delivery): passes test
Application test
- performance:
passes test
- pressure: passes test

Legal Information

Hibar is a registered trademark of Merck KGaA, Darmstadt, Germany
LICHROCART is a trademark of Merck KGaA, Darmstadt, Germany
MANUCART is a trademark of Merck KGaA, Darmstadt, Germany
Purospher is a registered trademark of Merck KGaA, Darmstadt, Germany

Storage Class

11 - Combustible Solids

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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