GB/T 3148-1982
Replaced
GB/T 1546-2018
Active
National standards
GB/T 1546-2018 Pulp—Determination of Kappa number
GB/T 1546-2018 Pulp—Determination of Kappa number
Basic Information
Standard Code:
GB/T 1546-2018
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Paper making
ICS Name:
\nPulp
Publish Date:
2018-12-28
Implement Date:
2019-07-01
Publisher:
国家市场监督管理总局、中国国家标准化管理委员会
Technical Committee:
全国造纸工业标准化技术委员会(SAC/TC 141)
Pages:
13 pages
Scope
本标准规定了纸浆卡伯值的测定方法。
本标准适用于卡伯值范围在1~100的各种化学浆和半化学浆,对于卡伯值大于100的纸浆,可以测定纸浆的氯耗量来衡量脱木素程度。
注:纸浆卡伯值与纸浆中木素含量并无通用的和明确的关系,这种关系是随木材种类和脱木素过程而改变的。除木素外,所有能被高锰酸钾氧化的化合物都会增加高锰酸钾的消耗量,导致卡伯值增大。如欲用卡伯值表明纸浆的木素含量,可针对不同的浆种分别建立特定的关系式。
Development Information
Drafting Units:
德清县红丰纸业有限公司、中国制浆造纸研究院有限公司、国家纸张质量监督检验中心、中国造纸协会标准化专业委员会
Drafting Persons:
温建宇、夏凤奎、姚杏荣
Replace the following standards
Referenced Standards
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 601-2002 Chemical reagent Preparations of standard volumetric solutions
GB/T 601-2016 Chemical reagent—Preparations of reference titration solutions
GB/T 740-2003 Pulps—Sampling for testing
GB/T 6682-1992 Water for analytical laboratory use—Specification and test methods
GB/T 6682-2008 Water for analytical laboratory use—Specification and test methods
Adopt standards
ISO 302:2015
Related Standards
GB/T 12659-1990
Replaced
GB/T 12659-1990 Pulps—Laboratory beating—Jokro mill method
GB/T 12660-1990
Replaced
GB/T 12660-1990 Pulps—Determination of drainability—"Canadian standard " freeness method
GB/T 13505-1992
Replaced
GB/T 13505-1992 Pure insulating pulp
GB/T 13506-1992
Replaced
GB/T 13506-1992 Bleached sulfite pulp
GB/T 13507-1992
Active