GB/T 47107-2026 Platinum-carbon electrocatalyst for fuel cells

GB/T 5816-1995 Catalysts and adsorbents—Determination of surface area GB/T 8170-1987 Rules for rounding off of numberical values GB/T 8170-2008 Rules of rounding off for numerical values & expression and judgement of limiting values GB/T 15072.3-1994 Method for chemical analysis of precious metals and their alloys—Gold, platinum and palladium alloys—Determination of platinum content GB/T 15072.3-2008 Test method of precious metal alloys—Determination of platinum content for gold,platinum and palladium alloys—Electricity titration using potassium permanganate GB/T 15072.3-2025 Methods for chemical analysis of precious metal alloys—Part 3:Determination of platinum content GB/T 20042.4-2009 Proton exchange membrane fuel cell—Part 4:Test method for electrocatalysts GB/T 20042.4-2025 Proton exchange membrane fuel cell—Part 4:Test method for electrocatalysts GB/T 20042.5-2009 Proton exchange membrane fuel cell—Part 5:Test method for membrane electrode assembly GB/T 20042.5-2024 Proton exchange membrane fuel cell—Part 5:Test method for membrane electrode assembly GB/T 39285-2020 Method for chemical analysis of palladium compounds—Determination of chlorine content—Ion chromatography GB/T 42208-2022 Nanotechnologies—Measurement of nanoparticle size in multiphase system—Image method of transmission electron microsopy YS/T 372.8-2006 Methods for elementary analysis of precious alloy—Determination of cobalt content in PtCo alloy—EDTA complexometric titration YS/T 372.9-2006 Methods for elementary analysis of precious alloy—Determination of nickel content—EDTA complexometric titration YS/T 1379-2020 Determination of platinum, palladium, rhodium, iridium, ruthenium, gold, silver, aluminum, bismuth, chromium, copper, iron, nickel, lead, magnesium, manganese, tin, zinc, silicon and their contents using inductively coupled plasma atomic emission spectroscopy