GB/T 1773-2025 Flake silver powder

GB/T 1773-2008 Flake silver powders

GB/T 191-2000 Packaging—Pictorial marking for handling of goods GB/T 191-2008 Packaging—Pictorial marking for handling of goods GB/T 1479.3-2017 Metallic powders—Determination of apparent density—Part 3:Oscillating funnel method GB/T 1774-2009 Superfine silver powder GB/T 4309-1984 Classification and designation for powder metallurgy materials GB/T 4309-2009 Classification and designation for powder metallurgy materials GB/T 5162-1985 Metallic powders—Determination of tap density GB/T 5162-2006 Metallic powders—Determination of tap density GB/T 5162-2021 Metallic powders—Determination of tap density 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 19077-2016 Particle size analysis—Laser diffraction methods GB/T 19077-2024 Particle size analysis—Laser diffraction methods GB/T 19077.1-2003 Particle size analysis—Laser diffraction method GB/T 19077.1-2008 Particle size analysis—Laser diffraction methods—Part 1:General principles GB/T 19445-2004 Products of Precious metals and their alloys—Packing marking, transporting and storing GB/T 36590-2018 Method for chemical analysis of high purity silver—Determination of trace impurity elements contents—Glow discharge mass spectrometry GB/T 191-2025 Graphical symbols marking for handling and storage of packages