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For research use only.

Detection Principle Sialic acid forms a purplish red complex with methyl resorcinol in the presence of oxidant. And the absorbance conforms to Lambert-Beer's law. The content of sialic acid can be calculated by measuring the OD value at 560 nm.
Synonyms SA
Sample Type Serum,Plasma,Saliva,Urine,Hydrothorax,Tissue,Cell
Detection Method Colorimetric method
Detection Instrument Spectrophotometer (560 nm)
Research Area Other
Other Reagents Required Normal saline (0.9% NaCl), PBS (0.01 mol/L, pH 7.4)
Storage This product can be stored at 2-8°C/-20°C for 12 months with shading light. Please refer to the manual for the specific storage condition of the components.
Valid Period 12 months
Sensitivity 0.022 mmol/L
Detection Range 0.022-7 mmol/L
Precision inter-assay CV: 7.1% | intra-assay CV: 3.9%
Sample Volume 0.1 mL
Assay Time 1 h

The recommended dilution factor for different samples is as follows (for reference only):

Sample Type Dilution Factor
Human serum 1
Rat serum 1
10% Carrot tissue homogenization 1
Human saliva 1
10% Mouse liver tissue homogenization 1
10% Mouse brain tissue homogenization 1
Human hydrothorax 1

The diluent is normal saline (0.9% NaCl) or PBS (0.01 M, pH 7.4). For the dilution of other sample types, please do pretest to confirm the dilution factor.

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