Analysis of Purified Sodium Hyaluronate Ophthalmic Solution According to JP Method (SB-802.5 HQ)

According to the Japanese Pharmacopoeia (JP XVII*), “Assay" for “Purified Sodium Hyaluronate Ophthalmic Solution" should be carried out with a column filled with porous polymethacrylate. The OHpak SB-802.5 HQ confirmed the requirements were met.

System suitability requirementsElution order (Solution for system suitability test): hyaluronic acid, ε-aminocaproic acid
Resolution between hyaluronic acid and ε-aminocaproic acid (Solution for system suitability test): ≥ 5
Relative standard deviation (RSD) of the peak area of hyaluronic acid (Solution for system suitability test): ≤ 2.0% (repeated 6 times)

*The version at the time of the application acquisition.

Sample: 20 µL 
(Solution for system suitability test) prepared according to JP method

  1. 1.Hyaluronic acid
  2. 2.ε-Aminocaproic acid
Column
Shodex OHpak SB-802.5 HQ (8.0 mm I.D. x 300 mm)
Eluent
0.1 M Na2SO4 aq.
Flow rate
1.0 mL/min
Detector
UV (210 nm)
Column temp.
40 ℃

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