GB/T 43566-2023 Football fields with artificial turf for primary and middle schools

GB/T 15905-1995 Rubber, vulcanized—Test method of damp heat aging GB/T 16422.2-2022 Plastics—Methods of exposure to laboratory light sources—Part 2:Xenon-arc lamps GB/T 20394-2019 Gymnastic artificial turf GB/T 1766-1995 Paint and varnish—Rating schemes of degradation of coats GB/T 1766-2008 Paints and varnishes—Rating schemes of degradation of coats GB/T 6901-2008 Chemical analysis of silica refractories GB/T 6901-2017 Chemical analysis of silica refractories GB/T 6901.1-2004 Chemical analysis of silica refractories—Part 1:Determination of loss on ignition-Gravmetric method GB/T 6901.2-2004 Chemical analysis of silica refractories—Part 2:Determination of silicon dioxide—Gravimetric-molybdenum blue photometric method GB/T 6901.3-2004 Chemical analysis of silica refractories—Part 3:Determination of silicon dioxide—Hydrofluoric acid gravimetric method GB/T 6901.4-2004 Chemical analysis of silica refractories—Part 4:Determination of iron oxide—o-Phenanthroline photometric method GB/T 6901.5-2004 Chemical analysis of silica refractories—Part 5:Determination of aluminium oxide—Chromazurol S photometric method GB/T 6901.6-2004 Chemical analysis of silica refractories—Part 6:Determination of aluminium oxide-EDTA volumetric method GB/T 6901.7-2004 Chemical analysis of silica refractories—Part 7:Determination of titanium dioxide—Diantipyrylmethane photometric method GB/T 6901.8-2004 Chemical analysis of silica refractories—Part 8:Determination of calcium oxide and magnesium oxide—Atomic absorption spectrophotometric method GB/T 6901.9-2004 Chemical analysis of silica refractories—Part 9:Determination of potassium oxide and sodium oxide-Atomic absorption spectrophotometric method GB/T 6901.10-2004 Chemical analysis of silica refractories—Part 10:Determination of manganese oxide—Atomic absorption spectrophotometric method GB/T 6901.11-2004 Chemical analysis of silica refractories—Part 11:Determination of phosphorus pentoxide—Molybdenum blue photometric method GB/T 14833-1993 Synthetic—Rubber sports track GB/T 14833-2011 Synthetic materials track surfaces GB/T 14833-2020 Synthetic materials sports field surfaces GB/T 19466.6-2009 Plastics—Differential scanning calorimetry(DSC)—Part 6:Determination of oxidation induction time(isothermal OIT)and oxidation induction temperature(dynamic OIT) GB/T 21114-2007 Chemical analysis of refractory products by XRF—Fused cast bead method GB/T 21114-2019 Refractories—Chemical analysis by X-ray fluorescence(XRF)—Fused cast-bead method GB/T 31838.3-2019 Solid insulating materials—Dielectric and resistive properties—Part 3:Resistive properties(DC methods)—Surface resistance and surface resistivity GB 36246-2018 Sports areas with synthetic surfaces for primary and middle schools HJ 644-2013 Determination of volatile organic compounds in ambient air by adsorption tube sampling-thermal desorption/gas chromatography-mass spectrometry JB/T 12202-2015 wedge-shaped gauge ruler JY/T 0629-2020 JY/T 0629-2020 Small Football Field Construction and Equipment Provision Specification QB/T 2443-2011 steel coil ruler QB/T 2443-1999 Steel coil ruler JGJ 146-2013 Standard for environment and sanitation of construction site QB/T 2443-2024 Steel coil ruler