GB/T 22362-2023_English: PDF (GB/T22362-2023)
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Laboratory glass apparatus - Flasks
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GB/T 22362-2023
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Laboratory glassware -- Flasks
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| Standard ID | GB/T 22362-2023 (GB/T22362-2023) | | Description (Translated English) | Laboratory glass apparatus -- Flasks | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | N64 | | Classification of International Standard | 81.040.01 | | Word Count Estimation | 30,339 | | Date of Issue | 2023-05-23 | | Date of Implementation | 2023-12-01 | | Older Standard (superseded by this standard) | GB/T 22362-2008,GB/T 15725.4-1995 | | Drafting Organization | Beijing Institute of Pharmaceutical Packaging Materials Inspection, Sichuan Shubo (Group) Co., Ltd., Beijing Glass Group Co., Ltd., Jiangsu Huaou Glass Co., Ltd., Shanghai Erfan Biotechnology Co., Ltd., Chongqing Xinweier Glass Co., Ltd. | | Administrative Organization | National Glass Instrument Standardization Technical Committee (SAC/TC 178) | | Proposing organization | China National Light Industry Council | | Issuing agency(ies) | State Administration for Market Regulation, National Standardization Management Committee | | Standard ID | GB/T 22362-2008 (GB/T22362-2008) | | Description (Translated English) | Laboratory glassware. Flasks | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | N64 | | Classification of International Standard | 81.040.01 | | Word Count Estimation | 14,118 | | Date of Issue | 2008-08-19 | | Date of Implementation | 2009-05-01 | | Older Standard (superseded by this standard) | GB/T 15725.1-1995; GB/T 15725.2-1995; GB/T 15725.5-1995 | | Quoted Standard | GB/T 191; GB/T 2828.1; GB/T 4548; GB/T 4548.2; GB/T 6543; GB/T 6579; GB/T 6580; GB/T 6581; GB/T 6582; GB/T 15726; GB/T 15728; GB/T 16920; QB/T 2298; HG/T 3115 | | Adopted Standard | ISO 1773-1997, NEQ | | Drafting Organization | Beijing Glass Instrument Factory | | Administrative Organization | National Glass Instrument Standardization Technical Committee | | Regulation (derived from) | Announcement of Newly Approved National Standards No. 14 of 2008 (total 127) | | Proposing organization | China Light Industry Federation | | Issuing agency(ies) | Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China; Standardization Administration of China | | Summary | This standard specifies the flask classification, structure type, structural design and specifications of size, technical requirements, test methods, inspection rules and signs, packaging, transport and storage. This standard applies to laboratory glass flask. |
GB/T 22362-2023: Laboratory glass instrument flasks
ICS 81:040:01
CCSN64
National Standards of People's Republic of China
Replacing GB/T 22362-2008, GB/T 15725:4-1995
laboratory glass instrument flask
(ISO 1773:1997, Laboratory glassware-Narrow-necked boiling flasks, MOD)
Released on 2023-05-23
2023-12-01 Implementation
State Administration for Market Regulation
Released by the National Standardization Management Committee
table of contents
Preface I
1 Range 1
2 Normative references 1
3 Terms and Definitions 1
4 Product Category 2
5 Structure type, size and structure design 2
5:1 Thin-necked Erlenmeyer flask, wide-necked Erlenmeyer flask 2
5:2 Narrow-necked round-bottomed flasks and narrow-necked flat-bottomed flasks4
5:3 Kjeldahl flask (nitrogen flask) 6
5:4 Distillation flasks 8
5:5 Kelvin Fractionating Flask9
5:6 Vickers fractionation flask (thorn-shaped fractionation flask) 11
5:7 Double-necked round bottom flask 12
5:8 Three-neck round bottom flask 14
5:9 Eggplant flask 16
6 Technical Requirements 17
6:1 Material 17
6:2 Physical and chemical properties 17
6:3 Appearance 18
7 Test method 20
7:1 Size 20
7:2 Materials 20
7:3 Physical and chemical properties 20
7:4 Appearance 21
8 Inspection rules 21
8:1 Inspection classification 21
8:2 Factory inspection 21
8:3 Type inspection 22
8:4 Judgment rule 22
9 Labeling, packaging, transportation and storage 22
9:1 Flags 22
9:2 Packaging 23
9:3 Transport 23
9:4 Storage 23
Appendix A (informative) This document and ISO 1773:1997 structure number comparison list 24
Appendix B (informative) List of technical differences between this document and ISO 1773:1997 and their reasons 25
Appendix C (informative) Erlenmeyer flask capacity graduation 26
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 replaces GB/T 22362-2008 "Laboratory Glass Apparatus Flasks" and GB/T 15725:4-1995 "Laboratory Glass Apparatus
Two-necked and three-necked spherical round bottom flasks": This document is based on GB/T 22362-2008, integrating the contents of GB/T 15725:4-1995
Allow: Compared with GB/T 22362-2008, except for structural adjustment and editorial changes, the main technical changes are as follows:
--- Changed the normative references (see Chapter 2, Chapter 2 of GB/T 22362-2008);
--- Changed the structure type and size of the flask (see Table 1, Table 1 of GB/T 22362-2008);
--- Changed the structure type and size of the narrow-necked Erlenmeyer flask (see 5:1, 4:1 of GB/T 22362-2008);
--- Increased the structure type and size of the wide-mouth Erlenmeyer flask (see 5:1);
--- Changed the structure type and size of the Kjeldahl flask (see 5:3, 4:3 of GB/T 22362-2008);
--- Increased the structure type and size of the double-necked round bottom flask (see 5:7);
--- Increased the structure type and size of the three-neck round bottom flask (see 5:8);
--- Increased the structure type and size of the eggplant flask (see 5:9);
--- Changed the material reference standard (see 6:1, 5:1 of GB/T 22362-2008);
--- Changed appearance requirements (see 6:3, 5:3 of GB/T 22362-2008);
---Changed the test method (see Chapter 7, Chapter 6 of GB/T 22362-2008);
--- Changed the inspection rules (see Chapter 8, Chapter 7 of GB/T 22362-2008);
--- Changed the capacity graduation table of the Erlenmeyer flask (see Appendix C, Appendix A of GB/T 22362-2008):
This document is modified to adopt ISO 1773:1997 "Laboratory Glass Apparatus Narrow-necked Flasks":
Compared with ISO 1773:1997, this document has more structural adjustments: For the comparison list of structural number changes between the two documents, see
Appendix A:
Compared with ISO 1773:1997, this document has more technical differences, and vertical single
Lines (|) are marked: See Appendix B for a list of these technical differences and their causes:
The following editorial changes have been made to this document:
--- In order to coordinate with existing standards, change the name of the standard to "Laboratory Glass Instrument Flasks";
--- Added Appendix C (informative) "Erlenmeyer flask capacity graduation":
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 by China National Light Industry Council:
This document is under the jurisdiction of the National Standardization Technical Committee for Glass Instruments (SAC/TC178):
This document was drafted by: Beijing Institute of Drug Packaging Materials Inspection, Sichuan Shubo (Group) Co:, Ltd:, Beijing Glass Group Co:, Ltd:
Responsible company, Jiangsu Huaou Glass Co:, Ltd:, Shanghai Erfan Biotechnology Co:, Ltd:, Chongqing Xinweier Glass Co:, Ltd:
The main drafters of this document: Yuan Chunmei, Yao Yujie, Ling Zhaopei, Chen Ruzhu, Cheng Jiahong, Xu Wenhua, Zhang Chunjiang, Liu Baijun:
The release status of previous versions of this document and the documents it replaces are as follows:
---GB/T 22362, first published as GB/T 22362-2008 in:2008;
---GB/T 15725:4, first published as GB/T 15725:4-1995 in:1995;
--- This is the first revision, integrating and revising GB/T 15725:4-1995:
laboratory glass instrument flask
1 Scope
This document specifies the product classification, structure type, size and structure design, technical requirements, test methods, inspection rules, and labels of flasks:
marking, packaging, transportation and storage:
This document applies to laboratory glass flasks:
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
Only the version corresponding to that date applies to this document: For undated references, the latest edition (including any amendments) applies to
this document:
GB/T 191 Packaging, storage and transportation icons (GB/T 191-2008, ISO 780:1997, MOD)
GB/T 2828:1 Counting sampling inspection procedure Part 1: Batch-by-batch inspection sampling plan retrieved by acceptance quality limit (AQL)
(GB/T 2828:1-2012, ISO 2859-1:1999, IDT)
GB/T 4548 Test method and classification of inner surface water erosion resistance of glass containers (GB/T 4548-1995, eqvISO 4802-1:
1988)
GB/T 4548:2 Determination and classification of the water erosion resistance of the inner surface of glass containers by flame spectroscopy (GB/T 4548:2-
2003, ISO 4802-2:1988, IDT)
GB/T 6543 Single and double corrugated cartons for transport packaging
GB/T 6579 Test method for thermal shock and thermal shock strength of laboratory glass instruments (GB/T 6579-2007, ISO 718:
1990, IDT)
GB/T 6580 Test method and classification of glass resistance to boiling mixed alkali aqueous solution (GB/T 6580-2021, ISO 695:
1991, MOD)
GB/T 6581 Flame emission or atomic absorption spectrometry method for determination of resistance to hydrochloric acid attack of glass at 100°C (GB/T 6581-
2007, ISO 1776:1985, MOD)
GB/T 6582 Water resistance test method and classification of glass glass particles at 98 ℃ (GB/T 6582-2021,
ISO 719:2020, MOD)
GB/T 15726 Test method for internal stress of glass instruments
GB/T 15728 Gravimetric test method and classification of glass corrosion resistance to boiling hydrochloric acid
GB/T 16920 Determination of average linear thermal expansion coefficient of glass
GB/T 21297 Interchangeable conical frosted joints for laboratory glass instruments (GB/T 21297-2007, ISO 383:1976, IDT)
GB/T 28194 Determination of Coefficient of Thermal Expansion of Glass Bilinear Normal
GB/T 28209 Methods for Chemical Analysis of Borosilicate Glass
GB/T 34843 3:3 Properties of borosilicate glass (GB/T 34843-2017, ISO 3585:1998, MOD)
3 Terms and Definitions
This document does not have terms and definitions that need to be defined:
......
GB/T 22362-2008
Laboratory glassware. Flasks
ICS 81.040.01
N64
National Standards of People's Republic of China
Replacing GB/T 15725.1 ~ 15725.2-1995, GB/T 15725.5-1995
Laboratory glassware flask
(ISO 1773.1997, NEQ)
Posted 2008-08-19
2009-05-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Foreword
This standard corresponds to ISO 1773.1997 "Laboratory glassware fine-necked flask," and ISO 1773.1997 for the degree of consistency
Non-equivalent.
This standard and ISO 1773.1997 of the main differences.
--- Increasing the Kjeldahl flasks, distillation flask, fractionation flask series of specifications;
--- Increasing the inner surface of the water, acid and alkali resistance, stress, thermal shock performance indicators;
--- Increase the appearance of the product requirements;
--- Increased test methods, inspection rules, packaging, transport and storage.
This standard replaces GB/T 15725.1-1995 "thin-necked flask glass laboratory equipment", GB/T 15725.2-1995 "laboratory glass
Kjeldahl flask glass instrument "and GB/T 15725.5-1995" laboratory glassware distillation flask and fractionating flask. "
15725.1 ~ 15725.2-1995 and GB/T 15725.5-1995 major changes compared to the present standard and GB/T are. an increase in the table
Surface water resistance, acid resistance (spectroscopy), internal stress birefringence optical path difference, thermal shock temperature and product testing rules.
Appendix A of this standard is an informative annex.
The standard proposed by China National Light Industry Council.
This standard by National Instrument Standardization Technical Committee on Glass (SAC/TC178) centralized.
This standard was drafted. Beijing Glass Instrument Factory, glass National Light Industry Product Quality Supervision and Inspection Center.
The main drafters of this standard. Wu Wenling, Yuan Shouju, Du Yuhai, Yuan Chunmei.
This standard replaces the standards previously issued as follows.
--- GB/T 15725.1-1995;
--- GB/T 15725.2-1995;
--- GB/T 15725.5-1995.
Laboratory glassware flask
1 Scope
This standard specifies the flask classification, structure type, design and size, technical requirements, test methods, inspection rules and signs,
Packaging, transport and storage.
This standard applies to laboratory glass flask.
2 Normative references
The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent
Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research
Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard.
GB/T 191 Packaging - Pictorial signs (GB/T 191-2008, ISO 780.1997, MOD)
GB/T 2828.1 Sampling procedures for inspection - Part 1. by acceptance quality limit (AQL) retrieval batch inspection sampling plan
(GB/T 2828.1-2003, ISO 2859-1.1999, IDT)
GB/T 4548 glass container surface water erosion performance test methods and classification (GB/T 4548-1995, eqv ISO 4802-1.
1988)
GB/T 4548.2 inner surfaces of glass containers for hydrolytic resistance was determined by flame spectrometry and classification (GB/T 4548.2-2003,
ISO 4802-2. 1988, IDT)
GB/T 6543 Corrugated Box
GB/T 6579 laboratory glassware thermal shock test method (GB/T 6579-2007, ISO 718.1990, IDT)
GB/T 6580 Glass - Resistance to boiling aqueous solution of mixed alkali erosion resistance test methods and classification (GB/T 6580-1997,
eqv ISO 695.1991)
GB/T 6581 Glass - Resistance to attack by hydrochloric acid at 100 ℃ flame atomic absorption or emission spectrometry measurement method (GB/T 6581-
2007, ISO 1776. 1985, MOD)
GB/T 6582 at 98 ℃ water resistance of glass particles - Test method and classification (GB/T 6582-1997, eqv ISO 719. 1985)
Within the GB/T 15726 glassware stress testing methods
GB/T 15728 glass resistant to boiling hydrochloric acid attack by weight of the test method and classification
GB/T 16920 average linear thermal expansion coefficient of glass measuring method (GB/T 16920-1997, eqv ISO 7991. 1987)
QB/T 2298 Double measured thermal expansion coefficient
HG/T 3115 borosilicate glass 3.3 performance
3 Product Categories
Press flask structure type and specifications series distinguish Table 1.
Table 1 structure type and specifications series milliliters
Structure type specification series
Fine conical flask mouth 25,50,100,250,500,1000,2000,3000,5000
Small mouth and small mouth round bottom flask flat flask 50,100,250,500,1000,2000,3000,4000,5000,6000,10000,20000
Kjeldahl flask 50,100,250,300,500,750,800,1000
......
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