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China Standardization Technical Committee of Papermaking Industry

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Followings are the newest national standards issued by General Administration  of Quality Supervision, Inspection and Quarantine of P.R.C. (AQSIQ).

    
Item Title Replaced standard Issue date Implementation date
GB/T 741-2003

Pulps ¡ª Determination of moisture content

GB/T 741-1989 2003-08-25 2003-12-01
GB/T 742-2003 Paper, board and pulp ¡ª Determination of Residue (ash) on ignition at 900¡æ GB/T 463-1989 & GB/T 742-1989 2003-08-25 2003-12-01
GB/T 743-2003

Pulps ¡ª Determination of ether solubles

GB/T 743-1989 2003-08-25 2003-12-01
GB/T 745-2003

Pulps ¡ª Determination of pentosan content

GB/T 745-1989 2003-08-25 2003-12-01
GB/T 747-2003

Pulps ¡ª Determination of acid-insoluble lignin

GB/T 747-1989 2003-08-25 2003-12-01
GB/T 462-2003 Paper and board ¨C Determination of moisture content GB/T 462-1989 2003-10-20 2004-06-01
GB/T 740-2003 Pulps ¨C Sampling for testing GB/T 740-1989 2003-10-20 2004-06-01
GB/T 1545.1-2003 Paper, board and pulps ¨C Determination of acidity or alkalinity of aqueous extracts GB/T 1545.1-1989 2003-10-20

2004-06-01

GB/T 1545.2-2003 Paper, board and pulps ¨C Determination of pH of aqueous extracts GB/T 1545.2-1989 2003-10-20 2004-06-01
GB/T 5402-2003 Paper and board ¨C Determination of air permeance ¨C Gurley method GB/T 5402-1985 2003-10-20 2004-06-01
GB/T 7973-2003 Paper,board and pulps ¨CMeasurement of diffuse reflectance factor (Diff./0 - Geometry) GB/T 7973-1987 2003-10-20 2004-06-01
GB 7969-2003 Electric power cable paper GB 7969-1987 2003-10-20 2004-06-01
GB 19341-2003 Fruit cultivating bag paper

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2003-10-09 2004-06-01
GB/T 13024-2003 Linerboard GB/T 13024-1991 2003-10-20 2004-06-01