GB/T 43393-2023 Recycled pulp

GB 5085(所有部分) GB/T 462-2003 Paper and board—Determination of moisture content GB/T 462-2008 Paper,board and pulp—Determination of moisture content of analytical sample GB/T 462-2023 Paper, board and pulps—Determination of moisture content of analytical sample GB/T 740-2003 Pulps—Sampling for testing GB/T 742-2003 Paper,board and pulp—Determination of residue(ash) on ignition at 900℃ GB/T 742-2008 Fibrous raw material,pulp,paper and board—Determination of ash GB/T 742-2018 Fibrous raw material,pulp,paper and board—Determination of residue(ash)on ignition at 575 ℃ and 900 ℃ GB/T 1539-2007 Paperboard—Determination of bursting strength GB/T 1540-2002 Paper and board-Determination of water absorption-Cobb method GB/T 4688-2002 Paper, board and pulps—Analysis of fiber furnish GB/T 4688-2020 Paper,board and pulp—Analysis of fiber furnish GB/T 5202-1985 Alpha, beta and alpha-beta surface contamination meters and monitors GB/T 5202-2008 Radiation protection instrumentation—Alpha, beta and alpha/beta(beta energy＞60 keV) contamination meters and monitors GB/T 5399-2004 Pulps—Determination of stock concentration GB/T 7974-2002 Paper, board and pulp-Measurement of brightness—Diff/Geometry GB/T 7974-2013 Paper,board and pulps—Measurement of diffuse blue reflectance factor—D65 brightness(Diff/ Geometry,Outdoor daylight conditions) 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 8940.2-2002 Pulp—Preparation of laboratory sheets for the measurement of brightness GB/T 10739-2002 Paper, board and pulps—Standard atmosphere for conditioning and testing GB/T 10739-2023 Paper,board and pulps—Standard atmosphere for conditioning and testing GB/T 12162.3-2004 X and gamma reference radiation for calibrating dosemeters and doserate meters and for determining their response as a function of photon energy—Part 3:Calibration of area and personal dosemeters and the measurement of their response as a function of energy and angle of incidence GB 18871-2002 Basic standards for protection against ionizing radiation and for the safety of radiation sources GB/T 22804-2008 Pulp,paper and board—Determination of mercury content GB/T 24323-2009 Pulps—Laboratory sheets—Determination of physical properties GB/T 24326-2009 Pulps—Preparation of laboratory sheets for physical testing—Rapid-K●then method GB/T 24327-2009 Pulps—Laboratory wet disintegration—Disintegration of chemical pulps GB/T 24990-2010 Paper,board and pulps—Determination of chromium GB/T 24991-2010 Paper,board and pulps—Determination of lead content—Graphite furnace atomic absorption spectrometry method GB/T 24997-2010 Paper,board and pulps—Determination of cadmium content—Atomic absorption spectrometric method GB/T 12162.3-2025 X and gamma reference radiation for calibrating dosemeters and doserate meters and for determining their response as a function of photon energy—Part 3:Calibration of area and personal dosemeters and the measurement of their response as a function of energy and angle of incidence