GB/T 12032-1989
Replaced
GB/T 34442-2017
Active
National standards
GB/T 34442-2017 Pulps—Determination of fiber coarseness—Unpolarized light method
GB/T 34442-2017 Pulps—Determination of fiber coarseness—Unpolarized light method
Basic Information
Standard Code:
GB/T 34442-2017
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Paper making
ICS Name:
Comprehensive Paper-making Technology
Publish Date:
2017-10-14
Implement Date:
2018-05-01
Pages:
6 pages
Scope
This standard specifies the method of measuring fiber thickness using non-polarized light. This standard is applicable to the measurement of chemical pulp with fiber lengths less than 7.5 mm, and fibers with lengths less than 0.2 mm are not included in the calculation results.
Development Information
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 740-2003 Pulps—Sampling for testing
GB/T 5399-2004 Pulps—Determination of stock concentration
GB/T 22903-2008 Pulps—Standard water for physical testing
GB/T 24324-2009 Pulps—Preparation of laboratory sheets for physical testing—Conventional sheet-former method
GB/T 24327-2009 Pulps—Laboratory wet disintegration—Disintegration of chemical pulps
Related Standards
GB/T 2677.1-1993
Active
GB/T 2677.1-1993 Fibrous raw material of sampling for analysis
GB/T 2677.2-1993
Replaced
GB/T 2677.2-1993 Fibrous raw material—Determination of moisture content
GB/T 2677.3-1993
Replaced
GB/T 2677.3-1993 Fibrous raw material—Determination of ash
GB/T 2677.4-1993
Active
GB/T 2677.4-1993 Fibrous raw material—Determination of water solubility
GB/T 2677.5-1993
Active