Analysis of DehydroaceticAcid in Food

ERAS-1000-0293 LC Reversed-phase Shim-pack Series Shim-packTM GIS C18 Analysis of Cefpodoxime Proxetil Related Substances 293 Keywords: antibiotic 6 1 9 1. Impurity J- I 2. Impurity K- I 3. Impurity J-Ⅱ 4. Impurity K-Ⅱ 5. Impurity B- I 6. Cefpodoxime…

ERAS-1000-0294 LC Reversed-phase Shim-pack Series Shim-packTM GIS C18 Analysis of Total Anthraquinone in Rhubarb 294 Keywords: herbal medicine Sample 1 1. Aloe-Emodin 2. Rhein 3. Emodin 4. Chrysophanol 5. Emodin methyl ether Sample 1: Reference solution Aloe-emodin in methanol (16…

ERAS-1000-0295 LC Reversed-phase Shim-pack Series Shim-packTM GIS C18 Analysis of Free Anthraquinone in Rhubarb 295 Keywords: herbal medicine Sample 1 1 2 3 4 5 Aloe-Emodin Rhein Emodin Chrysophanol Emodin methyl ether Sample 1: Reference solution Aloe-emodin in methanol (16…

ERAS-1000-0036 LC Reversed-phase Shim-pack Series Shim-packTM GIS C18 Analysis of Chlorogenic acid in Vitamin C medicine 36 Keywords: Polyphenol Chromatogram of Standard 1. Chlorogenic acid Standard Chlorogenic acid (30 μg/mL in Methanol) Chromatogram of Vitamin C medicine Column Mobile phase…