Analysis of Cranberry Fruit Juice According to USP-NF Method (SC1011-7F)

According to the United States Pharmacopeia and the National Formulary (USP-NF 2022 ISSUE 3* Effective December 1, 2022), "ADULTERANTS: Limit of Sorbitol and Sucrose" for "Cranberry Fruit Juice" should be carried out with a column filled with L19 packing material. The EP SC1011-7F, a column filled with L19 packing material, confirmed the requirements were met.

System suitability requirements Resolution between sucrose and sorbitol (Standard solution) : ≤ 1.8
Relative standard deviation (RSD) (Standard solution): ≤ 2.0%

*The version at the time of the application acquisition.

Sample: 20 μL
(Standard solution) 0.1 mg/mL each

  1. 1.Sucrose
  2. 2.Sorbitol
Column
Shodex EP SC1011-7F (7.8 mm I.D. x 300 mm)
Eluent
H2O
Flow rate
0.5 mL/min
Detector
RI
Column temp.
85 ℃

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