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GB/T 31425-2015: Specifications for determinator of sulfur by coulometric titration
Status: Valid
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 31425-2015 | English | 239 |
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Specifications for determinator of sulfur by coulometric titration
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GB/T 31425-2015
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Basic data | Standard ID | GB/T 31425-2015 (GB/T31425-2015) | | Description (Translated English) | Specifications for determinator of sulfur by coulometric titration | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | D21 | | Classification of International Standard | 73.04 | | Word Count Estimation | 11,186 | | Date of Issue | 2015-05-15 | | Date of Implementation | 2015-07-01 | | Quoted Standard | GB/T 191; GB/T 214; GB/T 2828.1; GB 4793.1; GB/T 13384; GB/T 15479 | | Regulation (derived from) | National Standard Announcement 2015 No. 15 | | Issuing agency(ies) | General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China | | Summary | This Standard specifies the Coulomb sulfur analyzer's technical requirements, test methods, inspection rules, labeling and packaging, transportation and storage. This Standard applies to Coulomb sulfur analyzer. | GB/T 31425-2015: Specifications for determinator of sulfur by coulometric titration---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.
Specifications for determinator of sulfur by coulometric titration
ICS 73.040
D21
National Standards of People's Republic of China
Coulomb sulfur analyzer technical conditions
Issued on. 2015-05-15
2015-07-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Foreword
This standard was drafted in accordance with GB/T 1.1-2009 given rules.
The standard proposed by China Coal Industry Association.
This standard coal by the National Standardization Technical Committee (SAC/TC42) centralized.
This standard was drafted. CCRI Detection Research Branch, Shenhua Group Co., Ltd. Sales Changsha Kaiyuan Instruments Incorporated has
Limited.
The main drafters of this standard. Chen Baohua, Xing Xiuyun, Yang Xingwei, Sun Gang, Wen-sheng.
Coulomb sulfur analyzer technical conditions
1 Scope
This standard specifies the Coulomb sulfur analyzer (hereinafter referred to as sulfur analyzer) technical requirements, test methods, inspection rules, logo and packaging, transport and
Storage and so on.
This standard applies to Coulomb sulfur analyzer.
2 Normative references
The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein
Member. For undated references, the latest edition (including any amendments) applies to this document.
GB/T 191 Packaging - Pictorial signs
Determination of total sulfur in GB/T 214 coal
GB/T 2828.1 Sampling procedures for inspection - Part 1. by acceptance quality limit (AQL) retrieval batch inspection sampling plan
GB 4793.1 measurement, control and laboratory safety requirements for electrical equipment - Part 1. General requirements
GB/T 13384 mechanical and electrical products packaging General technical conditions
GB/T 15479 Industrial Automation Instrumentation insulation resistance, dielectric strength technical requirements and test methods
3 The basic structure of the instrument
Coulomb sulfur analyzer consists of a tubular high-temperature furnace, electrolytic cell and a magnetic stirrer, air supply and purification devices, Coulomb integrator, sample program
Parts controller, as shown in FIG.
Explanation.
1 --- controller;
2 --- push rod;
3 --- Reducing the combustion tube;
4 --- tubular high-temperature furnace;
5 --- quartz tray;
6 --- magnetic stirrer;
7 --- electrolytic cell;
8 --- indicator electrode;
. 9 --- electrolysis electrodes;
10 --- combustion boat;
. 11 --- air supply and purification devices.
Figure 1 Coulomb sulfur analyzer basic structure of FIG.
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