Anion Standards (6) (I-524A)
(Preparation of eluent)
Put 0.332g of reagent grade phthalic acid, 0.223g of reagent grade tris(hydroxymethyl)aminomethane and 18.5g of boric acid into a i liter messflask and dilute with pure water to make up a 1 liter solution and dissolve it by stirring and warming.
This method is patented in Japan by Shimadzu Corporation.
Column : Shodex IC I-524A (4.6mmID*100mm) Eluent : 2.0mM Phthalic acid + 1.84mM Tris(hydroxymethyl)aminomethane + 300mM Boric acid(pH4.0) Flow rate : 1.2mL/min Detector : Shodex CD Column temp. : 40°C