GB/T 24328.12-2020 Active National standards

GB/T 24328.12-2020 Tissue paper and tissue products—Part 12:Determination of optical properties—Determination of opacity—Diffuse reflectance method

GB/T 24328.12-2020 Tissue paper and tissue products—Part 12:Determination of optical properties—Determination of opacity—Diffuse reflectance method

Publish Date: 2020-07-21 Implement Date: 2021-02-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: GB/T 24328.12-2020

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Paper making

ICS Name: Comprehensive Paper-making Technology

Publish Date: 2020-07-21

Implement Date: 2021-02-01

Pages: 8 pages

Scope

This part of GB/T 24328 specifies the method of measuring the opacity (backing paper) of toilet paper and its products using the diffuse reflection method. This part is applicable to white or nearly white toilet paper and its products, including toilet paper and its products containing fluorescent whitening agents. This part is not applicable to colored toilet paper and its products containing fluorescent dyes or pigments.

Development Information

Word Count: 14 Thousand words Pages: 8 pages

Same series standard

GB/T 24328.1-2020 Tissue paper and tissue products—Part 1:General guidance on terms GB/T 24328.2-2020 Tissue paper and tissue products—Part 2:Determination of thickness,bulking thickness and apparent bulk density and bulk GB/T 24328.3-2020 Tissue paper and tissue products—Part 3:Determination oftensile strength, stretch at maximum force and tensile energy absorption GB/T 24328.4-2020 Tissue paper and tissue products—Part 4:Determination of wet tensile strength GB/T 24328.6-2020 Tissue paper and tissue products—Part 6:Determination of water-absorption time and water-absorption capacity—Basket-immersion test method GB/T 24328.7-2020 Tissue paper and tissue products—Part 7:Determination of ball burst strength GB/T 24328.8-2020 Tissue paper and tissue products—Part 8:Determination of optical properties—Measurement of brightness and colour—D65/10°(outdoor daylight conditions) GB/T 24328.9-2020 Tissue paper and tissue products—Part 9:Determination of wet ball burst strength GB/T 24328.10-2020 Tissue paper and tissue products—Part 10:Determination of tensile strength of perforated lines and calculation of perforation efficiency GB/T 24328.11-2020 Tissue paper and tissue products—Part 11:Determination of optical properties—Measurement of brightness and colour—C/2°(indoor daylight) illuminant

Referenced Standards

GB/T 1543-2005 Paper and board—Determination of opacity (paper backing)—Diffuse reflectance method GB/T 450-2002 Paper and board—Sampling for testing GB/T 450-2008 Paper and board—Sampling for testing and identification of machine and cross direction,wire side and felt side GB/T 7973-2003 Paper, Board and Pulps-Measurement of diffuse reflectance factor(Diff/ Geometry) GB/T 10739-2002 Paper, board and pulps—Standard atmosphere for conditioning and testing GB/T 10739-2023 Paper,board and pulps—Standard atmosphere for conditioning and testing

Adopt standards

ISO 12625-16:2015

Related Standards

GB/T 12032-1989 Replaced

GB/T 12032-1989 Paper and board—Preparation of a offset print for test gloss

Publish Date: 1989-12-27

GB/T 2677.1-1993 Active

GB/T 2677.1-1993 Fibrous raw material of sampling for analysis

Publish Date: 1993-03-01

GB/T 2677.2-1993 Replaced

GB/T 2677.2-1993 Fibrous raw material—Determination of moisture content

Publish Date: 1993-03-01

GB/T 2677.3-1993 Replaced

GB/T 2677.3-1993 Fibrous raw material—Determination of ash

Publish Date: 1993-03-01

GB/T 2677.4-1993 Active

GB/T 2677.4-1993 Fibrous raw material—Determination of water solubility

Publish Date: 1993-03-01

GB/T 2677.5-1993 Active

GB/T 2677.5-1993 Fibrous raw material—Determination of one percent sodium hydroxide solubility

Publish Date: 1993-03-01