The properties of this product are similar to 201x7 Strong Alkaline Styrene Series Type I Anion Exchange Resin which has strong alkalinity. However, due to the macroporous structure, this product has the good physical and chemical stability as well as the strong resistance of penetration, abrasion and aqueous medium which may act as solid strong slkaline catalyst.

Original designation of this product is D231 which is equivalent to Amberlite IRA-900 in the Us. Lewatit MP-500 in Germany and Diaion PA 308 in Japan