CATEGORIES

    GB/T 461.1-2002《Paper and board--Determination ofcapillary rise--Klemm methods》

    Active

    GB/T 5406-2002《Testing method of oil permeance for paper》

    Active

    GB/T 8940.2-2002《Pulp--Preparation of laboratory sheets for the measurement of brightness》

    Active

    GB/T 1540-2002《Paper and board--Determination of water absorption--Cobb method》

    Active

    GB/T 5400-1998《Pulps--Method for determination of copper number》

    Active

    GB/T 3334-1999《Method of test for dissipation factor (tgδ) of cable paper at power frequence (Schering bridge method)》

    Active

    GB/T 3333-1999《Cable paper--Determination of electrical strength at power frequence》

    Active

    GB/T 18402-2001《Pulps--Determination of drainability (drainge time method)》

    Active

    GB/T 451.3-2002《Paper and board--Determination of thickness》

    Active

    GB/T 451.1-2002《Paper and board--Determination of size and deviation》

    Active

    GB/T 456-2002《Paper and board--Determination of smoothness (Bekk method)》

    Active

    GB/T 455-2002《Paper and board--Determination of tearing resistance》

    Active

    GB/T 2678.3-1995《Pulps--Determination of chlorine consumption (Degree of delignification)》

    Active

    GB/T 2679.6-1996《Corrugating medium--Determination of the flat crush resistance after laboratory fluting》

    Active

    GB/T 2679.14-1996《Filter paper and filterboard--Determinationof maximum pore diameter》

    Active

    GB/T 2679.17-1997《Corrugated fibreboard--Determination of edgewise crush resistance(Edge reinforced method)》

    Active

    GB/T 6547-1998《Corrugated fibreboard--Determination of thickness》

    Active

    GB/T 6545-1998《Corrugated fibreboard--Determination of bursting strength》

    Active

    GB/T 12911-1991《Paper and board--Determination of the ink absor-bency》

    Active

    GB/T 13507-1992《Unbleached sulfite pulp》

    Active

    GB/T 2679.10-1993《paper and board--Compressive strength--Short span test》

    Active

    GB/T 2678.1-1993《Pulps--Determination of screened components》

    Active

    GB/T 2678.4-1994《Pulps and paper--Determination of zero-span tensile properties》

    Active

    GB/T 21782.4-2025《Coating powders—Part 4：Calculation of lower explosion limit》

    Active

    GB/T 21782.3-2025《Coating powders—Part 3：Determination of density by liquid displacement pycnometer》

    Active

    GB/T 2400-2025《Cationic dyes—Determination of compatible index in acrylic dyeing》

    Incoming

    GB/T 21782.2-2025《Coating powders—Part 2：Determination of density by gas comparison pycnometer （referee method）》

    Active

    GB/T 21782.1-2025《Coating powders—Part 1: Determination of particle size distribution by sieving》

    Active

    GB/T 21883-2025《Fluorescent whitening agents—Determination of UV-absorption and fluoristrength》

    Incoming

    GB/T 27594-2025《Disperse dyestuffs—Determination of relative strength—Spectrophotometer method》

    Incoming