Our reliable products of Hydrogen Peroxide, Hydrofluoric Acid, IPA, Ammonium Hydroxide, BOE, etc. are widely used in Cleaning ＆Etching of IC, LCD-TFT/TP, LED, OLED, Solar Cell and other industries, including TMAH/KOH Developer, Al/Si Etchants and Stripper, etc.  Four Grades:

    UPSS Grade  Single Metal Impurity less than 0.1ppb

                 The same level as SEMI Grade 4

                 Filter 0.2 micron particles

     UPS Grade  Single Metal Impurity less than 1ppb

                 The same level as SEMI Grade 3

                 Filter 0.2 micron particles

     UP Grade   Single Metal Impurity less than 10ppb

                 The same level as SEMI Grade 2

                 Filter 0.2 micron particles

     EL Grade    Single Metal Impurity less than 100ppb

                  The same level as SEMI Grade 1

                  Filter 0.2 micron particles