A kind of bird's nest identification method
An identification method and bird's nest technology, applied in the direction of analysis using nuclear magnetic resonance, can solve the problems of long extraction and purification procedures, poor reproducibility, low accuracy, etc., to achieve easy analysis and further research, stable process flow, high Reproducible and characteristic effects
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[0040] Example 1 : NMR Identification of Bird's Nest
[0041] Materials and Reagents:
[0042] Deuterated water (Adamas, Switzerland), phosphoric acid (analytical grade, Sinopharm Group), test samples: Maoyan from Central and South Malaysia, East Coast Maoyan, East Malaysia Maoyan, North Malaysia Maoyan, Indonesian Xueyan, Indonesian hair swallow, fake white swallow, and fake blood swallow are all provided by Xiamen Entry-Exit Inspection and Quarantine Bureau; agar, tremella and pig skin. All test samples can be purchased in the market.
[0043] instrument:
[0044] AVANCE Ⅲ 600 superconducting nuclear magnetic resonance spectrometer (Bruker, Switzerland), electronic balance (accurate to 0.0001 g; Sartorious, Germany), electric furnace (Chaofeng CL-200, Jiangsu, China).
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