GB/T 1468-2026 Tracing paper

GB/T 1468-2011 Tracing paper

GB/T 450-2002 Paper and board—Sampling for testing GB/T 450-2008 Paper and board—Sampling for testing and identification of machine and cross direction,wire side and felt side GB/T 451.1-2002 Paper and board—Determination of size and deviation GB/T 451.2-2002 Paper and board—Determination of grammage GB/T 451.2-2023 Paper and board—Part 2:Determination of grammage GB/T 455-2002 Paper and board determination of tearing resistance GB/T 456-2002 Paper and board—Determination of smoothness (Bekk method) GB/T 459-2002 Paper and board—Determination of demensional instability 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 1540-2002 Paper and board-Determination of water absorption-Cobb method GB/T 1541-2007 Paper and board—Determination of dirt GB/T 1541-2013 Paper and board—Determination of dirt GB/T 2679.1-1993 Paper—Determination of transparent GB/T 2679.1-2013 Paper—Determination of transmittance—Diffuse reflectance measurement GB/T 2679.1-2020 Paper—Determination of transmittance—Diffuse reflectance measurement GB/T 2828.1-2003 Sampling procedures for inspection by attributes—Part 1:Sampling schemes indexed by acceptance quality limit(AQL) for lot-by-lot inspection GB/T 2828.1-2012 Sampling procedures for inspection by attributes—Part 1:Sampling schemes indexed by acceptance quality limit(AQL) for lot-by-lot inspection 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