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56429AST

Supelco

apHera NH2 HPLC Guard Column

5 μm particle size, L × I.D. 1 cm × 2 mm

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eCl@ss:
32110501
NACRES:
SB.52

material

stainless steel column

Quality Level

agency

suitable for USP L82

product line

apHera

packaging

pkg of 1 ea

manufacturer/tradename

apHera

parameter

147 bar pressure (2133 psi)
4-50 °C temperature

technique(s)

HPLC: suitable
LC/MS: suitable

L × I.D.

1 cm × 2 mm

matrix

polymeric

matrix active group

amino phase

particle size

5 μm

pore size

300 Å

operating pH

1-14

application(s)

food and beverages

separation technique

hydrophilic interaction (HILIC)
normal phase

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apHera NH2 HPLC Guard Column

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apHera NH2 HPLC Guard Column

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apHera C18 HPLC Guard Column

vibrant-m

56129AST

apHera C18 HPLC Guard Column

matrix active group

amino phase

matrix active group

amino phase

matrix active group

C18 (octadecyl) phase

matrix active group

C18 (octadecyl) phase

separation technique

hydrophilic interaction (HILIC), normal phase

separation technique

hydrophilic interaction (HILIC), normal phase

separation technique

reversed phase

separation technique

reversed phase

particle size

5 μm

particle size

5 μm

particle size

5 μm

particle size

5 μm

packaging

pkg of 1 ea

packaging

pkg of 1 ea

packaging

pkg of 1 ea

packaging

pkg of 1 ea

pore size

300 Å

pore size

300 Å

pore size

300 Å

pore size

300 Å

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Legal Information

apHera is a trademark of Sigma-Aldrich Co. LLC

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Khin Than Myint et al.
Analytical chemistry, 81(18), 7766-7772 (2009-08-26)
We have developed a practical method for the comprehensive analysis of polar anionic metabolites in biological samples with the use of a nano-LC/MS system. A polyamine-bonded polymer-based apHera NH2 column, which is compatible with ammonium carbonate buffer, effectively retained anionic
Marine de Person et al.
Journal of chromatography. A, 1081(2), 174-181 (2005-07-26)
A new procedure based on hydrophilic interaction chromatography coupled to tandem mass spectrometry (ionisation process by pneumatically assisted electrospray in negative ion mode), is developed and validated for the simultaneous determination of underivatised taurine and methionine in beverages rich in

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