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HPLC Analysis of Protein Standards on Zenix® SEC-300 at Low Flow Rate

HPLC Analysis of Protein Standards on Zenix® SEC-300 at Low Flow Rate application for HPLC

Materiais

coluna analítica

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Zenix® SEC-300 Gel Filtration Column, 3 μm

L × I.D. 30 cm × 7.8 mm, 3 μm particle size, stainless steel

componente de fase móvel

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Ácido fosfórico

≥85 wt. % in H2O, ≥99.999% trace metals basis

padrão

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Myoglobin from equine heart

≥90% (SDS-PAGE), essentially salt-free, lyophilized powder

Uracil

≥99.0%

Thyroglobulin from bovine thyroid

powder, ≥90% (agarose gel electrophoresis)

IgG from rat serum

reagent grade, ≥95% (SDS-PAGE), essentially salt-free, lyophilized powder

Albumina sérica bovina

lyophilized powder, crystallized, ≥98.0% (GE)

CONDITIONS

column

Zenix SEC-300, 30 cm x 7.8 mm I.D., 3 μm (Z777033)

mobile phase

0.15 M potassium phosphate monobasic, pH 7.0 with phosphoric acid

flow rate

0.1 mL/min

pressure

173 psi (12 bar)

column temp.

25 °C

detector

UV, 215 nm

injection

4 μL

sample

protein standards

Descrição

Nota de análise

Due to the low diffusion coefficents of proteins, optimal flow in size exclusion chromatography is often very low. However, the disadvantage is long run times. This example demonstrates both features.

Informações legais

Zenix is a registered trademark of Sepax Technologies