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GB/T 26793-2011: Coulometry micro water teller
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| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 26793-2011 | English | 229 |
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Coulometry micro water teller
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GB/T 26793-2011
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Basic data | Standard ID | GB/T 26793-2011 (GB/T26793-2011) | | Description (Translated English) | Coulometry micro water teller | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | N53 | | Classification of International Standard | 71.040.01 | | Word Count Estimation | 10,140 | | Date of Issue | 2011-07-29 | | Date of Implementation | 2011-12-01 | | Quoted Standard | GB/T 191-2008; GB/T 2829-2002; GB 4793.1-2007; GB/T 7600-1987; GB/T 11606-2007; GB/T 13384-2008 | | Regulation (derived from) | Announcement of Newly Approved National Standards No. 12 of 2011 | | 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 coulometric moisture analyzer micro most requirements, test methods, inspection rules and signs, packaging, transportation and storage. This standard applies to Coulomb's law given side trace moisture analyzer (hereinafter referred to as " equipment "). | GB/T 26793-2011: Coulometry micro water teller---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.
Coulometry micro water teller
ICS 71.040.01
N53
National Standards of People's Republic of China
Coulometry trace moisture analyzer
Issued on. 2011-07-29
2011-12-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Foreword
The standard proposed by China Machinery Industry Federation.
This standard by the national industrial process measurement and control Standardization Technical Committee (SAC/TC124) centralized.
This standard was drafted. Shandong three pump Corson Instrument Co., Ltd., Jiangsu's Electroanalytical Instrument Co., Ltd., the National Quality Analytical Instruments
Supervision and Inspection Center, Xi'an Thermal Power Research Institute Co., Ltd., Sinopec Shengli Refinery of Qilu Petrochemical Company.
The main drafters of this standard. Wang Guofeng, Wuyuan Hai, Wurong Kun, Yuan Zhengke, Meng Yuchan, Xu Li.
Coulometry trace moisture analyzer
1 Scope
This standard specifies the coulometry trace moisture analyzer requirements, test methods, inspection rules and signs, packaging, transport and storage.
This standard applies to coulometry trace moisture analyzer (hereinafter referred to as "the instrument").
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 191-2008 Packaging - Pictorial signs (ISO 780.1997, MOD)
GB/T 2829-2002 periodic inspection Sampling procedures and tables (suitable for process stability test)
GB 4793.1-2007 measurement, control and laboratory safety requirements for electrical equipment Part 1. General requirements (IEC 61010-
1.2001, IDT)
GB/T 7600-1987 in transformer oils Determination of water content (coulometry)
GB/T 11606-2007 analytical instruments environmental test methods
GB/T 13384-2008 mechanical and electrical products packaging General technical conditions
3 Requirements
3.1 Normal operating conditions
Instrument normal working conditions should be met.
a) Ambient temperature 5 ℃ ~ 30 ℃;
b) Relative humidity should not exceed 80%;
c) without vibration and electromagnetic interference on the instrument used;
d) non-corrosive gases indoors, good ventilation;
e) Power supply. voltage 220V ± 22V, frequency 50Hz ± 1Hz.
3.2 Measuring range
Measurement range 10μg ~ 10mg (H2O).
3.3 Accuracy
Instrument accuracy.
a) 10μg ~ 1mg (H2O) range, showing error should not exceed ± 5μg;
b) when 1mg (H2O) or more, the relative error should not exceed ± 0.5%.
3.4 Repeatability
The relative standard deviation (RSD) should not exceed 3%.
3.5 sensitivity threshold
Sensitivity threshold should not exceed 1μg (H2O).
3.6 electrolytic current
Electrolytic current maximum of not less than 200mA.
3.7 electrolytic equilibration time
Electrolytic balance after stabilization time should be 60s ± 5s.
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