Patent ID: 9506021
Filing Date: 2016-11-29
CPC Classification: B05D,C03C,C11D

Claim Text:
1. A kit for glass electrode responsive-glass cleaning comprising: a glass-electrode responsive-glass cleaning agent that cleans a responsive glass used in a glass electrode; and a hydrated-layer forming agent that forms a hydrated layer on the surface of the responsive glass immersed in the hydrated-layer forming agent after cleaning by the glass-electrode responsive-glass cleaning agent, wherein the glass-electrode responsive-glass cleaning agent contains ammonium hydrogen fluoride having a predetermined concentration or a mixed solution of hydrofluoric acid and a salt of a strong base a fluoride ion; and the hydrated-layer forming agent is selected from the group consisting of a standard solution for pH calibration having a pH of 2, 4, or 7, hydrochloric acid, and nitric acid; and wherein the hydrated-layer forming agent does not include hydrofluoric acid.