This standard specifies the product classification, requirements, test methods, inspection rules and signs, packaging, transportation and storage of laboratory pH meters. This standard applies to laboratory pH meters (hereinafter referred to as instruments) with pH glass electrodes as hydrogen ion sensors.
GB/T 11165-2005 Referenced Document
GB/T 11606.3 The method of environmental test for analytical instruments--Cold test
GB/T 11606.4 The method of environmental test for analysical instruments--High temperature test
GB/T 11606.7 The method of environmental test for analytical instruments--Damp heat, cyclic
GB/T 191-2000 Packaging-Pictorial marking for handling of goods
GB/T 2829-2002 Sampling procedures and tables for periodic inspection by attributes (Apply to inspection of process stability)