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GB/T 42468.3-2023: Specifications for rescue and restoration of paper archives - Part 3: Quality requirements for restoration
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| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 42468.3-2023 | English | 199 |
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Specifications for rescue and restoration of paper archives - Part 3: Quality requirements for restoration
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GB/T 42468.3-2023
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Basic data | Standard ID | GB/T 42468.3-2023 (GB/T42468.3-2023) | | Description (Translated English) | Specifications for rescue and restoration of paper archives - Part 3: Quality requirements for restoration | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | A14 | | Classification of International Standard | 01.140.20 | | Word Count Estimation | 10,165 | | Date of Issue | 2023-03-17 | | Date of Implementation | 2023-10-01 | | Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration | GB/T 42468.3-2023: Specifications for rescue and restoration of paper archives - Part 3: Quality requirements for restoration
---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
ICS01:140:20
CCSA14
National Standards of People's Republic of China
Specifications for rescue and restoration of paper archives
Part 3: Repair Quality Requirements
Released on 2023-03-17
2023-10-01 implementation
State Administration for Market Regulation
Released by the National Standardization Management Committee
table of contents
Preface III
Introduction IV
1 Scope 1
2 Normative references 1
3 Terms and Definitions 1
4 Restoration quality requirements 1
4:1 Deacidification 1
4:2 Decontamination 1
4:3 Handwriting reinforcement and recovery 2
4:4 Framing 2
4:5 Debonding 3
4:6 Trimming 3
4:7 Cutting 3
4:8 Binding 3
Reference 4
foreword
This document is in accordance with the provisions of GB/T 1:1-2020 "Guidelines for Standardization Work Part 1: Structure and Drafting Rules for Standardization Documents"
drafting:
This document is the third part of GB/T (Z) 42468 "Paper Archives Rescue and Restoration Specification": GB/T (Z) 42468 has been issued
The following sections:
--- Part 1: Classification of damage levels;
--- Part 2: Investigation of archives preservation status;
--- Part 3: Repair quality requirements;
--- Part 4: Repair operation guide:
Please note that some contents of this document may refer to patents: The issuing agency of this document assumes no responsibility for identifying patents:
This document is proposed and managed by the State Archives Bureau:
This document was drafted by: Renmin University of China, Central Archives (National Archives Bureau):
The main drafters of this document: Zhang Meifang, Huang Lihua, Wang Yaya, Yu Chen, Li Bing, Song Xin, Cao Jiani, Zhao Peng, Xu Jiaquan, Liu Weimin, Qin Rui:
Introduction
The paper archives rescue and restoration specification is to improve the restoration level of paper archives, and it is necessary to concentrate efforts to rescue and repair damaged or endangered paper archives:
Archives are important: GB/T (Z) 42468 "Paper Archives Rescue and Restoration Specification" aims to guide the science of paper archives rescue and restoration
Management is composed of 4 parts:
--- Part 1: Classification of damage levels: The purpose is to classify and grade the damaged paper archives, which can be used for formulating repair protection
plan for reference:
--- Part 2: Investigation of archives preservation status: The purpose is to comprehensively understand and grasp the status quo, degree of damage, and
Library conditions and management:
--- Part 3: Repair quality requirements: The purpose is to establish quality standards for the restoration of paper archives and avoid damage to paper archives during the restoration process:
cause secondary damage:
--- Part 4: Repair operation guide: The purpose is to standardize the process and operation of paper archives restoration and ensure the quality of paper archives restoration:
Specifications for rescue and restoration of paper archives
Part 3: Repair Quality Requirements
1 Scope
This document specifies the quality requirements for restoration of paper archives:
This document is applicable to the quality control of the restoration of paper archives by various archives at all levels and other paper archive preservation institutions:
2 Normative references
The contents of the following documents constitute the essential provisions of this document through normative references in the text: Among them, dated references
For documents, only the version corresponding to the date is applicable to this document; for undated reference documents, the latest version (including all amendments) is applicable to
this document:
GB/T 21712 Technical Specifications and Quality Requirements for Restoration of Ancient Books
GB/T 42468:1 Paper archives rescue and repair specification Part 1: Classification of damage levels
DA/T 25 Technical Specifications for Archival Finishing
WH/T 22 Grading Standard for Damage of Ancient Books and Special Collections
3 Terms and Definitions
GB/T 21712, GB/T 42468:1, DA/T 25, WH/T 22, ISO /T S18344 and the following terms and definitions apply
used in this document:
3:1
repair restoration
For damaged or aging archives, techniques such as repairing, decontamination, deacidification, handwriting reinforcement, and restoration are adopted to restore the original appearance as much as possible and present information
Work:
4 Restoration Quality Requirements
4:1 Deacidification
Through the principle of acid-base neutralization, the acidic substances in the paper are removed: The main quality requirements for deacidification are as follows:
a) The pH of the paper is neutral or slightly alkaline (7:0≤pH≤8:5);
b) It has basically no effect on the performance and life of archival paper;
c) There is no blurring or diffusion of handwriting;
d) Alkali reserve of paper after deacidification treatment complies with the relevant provisions of ISO /T S18344;
e) Deacidification is uniform:
4:2 Decontamination
Use physical and chemical methods to remove water stains, oil spots, ink spots, metal rust spots, wax spots, mildew spots, mud spots and other stains on the files: decontamination master
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