This standard specifies the terms and definitions, product classification, requirements, test methods, inspection rules and signs, packaging, transportation and storage of copy paper. This standard is applicable to copy paper for copying, printing and advanced decoration and packaging.
GB/T 2828.1 Inspection procedure by count sampling part 1: Lot by lot inspection sampling plan retrieved by acceptance quality limit (AQL)*, 2013-02-15 Update
GB/T 450 Paper and board.Sampling for testing and identification of machine and cross direction,wire side and felt side
GB/T 451.1 Paper and board--Determination of size and deviation
GB/T 451.2 Paper and paperboard Part 2: Quantitative determination*, 2023-12-28 Update
GB/T 451.3 Paper and board determination of thickness
GB/T 455 Pulp and board determination of tearing resistance
GB/T 458-2008 Paper and board.Determination of air permeance
GB/T 462 Determination of moisture content of analytical samples of paper, paperboard and pulp*, 2023-09-07 Update
GB/T 7974 Paper,board and pulps.Measurement of diffuse blue reflectance factor.D65 brightness(Diff/ Geometry, Outdoor daylight conditions)*, 2013-10-10 Update
GB/T 7975 Paper and board-Determination of color(diffuse reflectance method)