GB/T 35212.1-2017Analysis and evaluation methods of gas and solution and desulfurization decarbonization and sulfur recovery for natural gas treating plant—Part 1: Gas and solution analysis (English PDF)
天然气处理厂气体及溶液分析与脱硫、脱碳及硫磺回收分析评价方法 第1部分：气体及溶液分析
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Issued by
SAMR; SAC
Level / Type
National · Recommended
Issue date
December 29, 2017
Implementation date
July 1, 2018
Scope
GB/T 35212.1-2017 is the English-translated version of 天然气处理厂气体及溶液分析与脱硫、脱碳及硫磺回收分析评价方法 第1部分：气体及溶液分析.
GB/T 35212.1-2017 is the Chinese standard "Analysis and evaluation methods of gas and solution and desulfurization decarbonization and sulfur recovery for natural gas treating plant—Part 1: Gas and solution analysis".
Its scope clause reads: This part of GB/T 35212 specifies the reagent materials and instruments used in the gas and solution analysis of natural gas processing plants, preparation of solutions, and Sample, result calculation, result report and repeatability.
This section applies to natural gas treatment plant gas and solution of hydrogen sulfide, carbon dioxide, sulfur dioxide, total sulfur, sulfur fog, heat stable salt, alcohol Determination of amines, sulfolane, triethylene glycol and other components. Its clauses include preparation of analytical solution.
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Document preview — GB/T 35212.1-2017
National Standard of the People's Republic of China
- ICS
- 75.060
- Classification
- E 24
Issued by: State Administration for Market Regulation; Standardization Administration of the PRC
Contents
- Preface
- 1 Scope
- 2 Normative references
- 3 Preparation of analytical solution
- 4 Determination of hydrogen sulfide content in raw gas and flash gas of gas purification equipment
- 5 Determination of H2S in Purified Gas
- 7 Determination of total sulfur content of raw gas, purified gas, sour gas and flash gas in gas purification equipment
- 8 Determination of Hydrogen Sulfide and Carbon Dioxide in Gas Purification Processes (Gas Chromatography)
- 9 Determination of Hydrogen Sulfide and Sulphur Dioxide in the Sulfur Recovery Process
- 10 Determination of Sulfur Mist Content in Sulfur Recovery Tail
- 11 Sulfur Recovery Process Gas Composition Analysis (Gas Chromatography)
- 12 Determination of Water Content in Sulfur Recovery Tail
- 13 Determination of hydrogen sulfide content in desulfurization solutions
- 14 Determination of Carbon Dioxide in Desulfurization Solutions
- 16 Desulfurization solution composition analysis (chemical method)
- 17 Desulphurization and Dewatering Composition Analysis (Gas Chromatography)
- Appendix A (Normative) Determination of Quantitative Tube Volume
- Appendix B (Normative) A simple method for the determination of hydrogen sulfide in desulfurization solutions
1 Scope
This part of GB/T 35212 specifies the reagent materials and instruments used in the gas and solution analysis of natural gas processing plants, preparation of solutions, and
Sample, result calculation, result report and repeatability.
This section applies to natural gas treatment plant gas and solution of hydrogen sulfide, carbon dioxide, sulfur dioxide, total sulfur, sulfur fog, heat stable salt, alcohol
Determination of amines, sulfolane, triethylene glycol and other components.
2 Normative references
The following documents are indispensable for the application of this document. For dated references, only dated versions apply to this article
Pieces. For undated references, the latest version (including all amendments) applies to this document.
GB/T 6283 Determination of moisture content in chemical products Karl Fischer method (general method)
GB/T 6682 Analysis Laboratory Water Specifications and Test Methods
GB/T 11060.1 Determination of sulfur compounds in natural gas Part 1. Determination of hydrogen sulfide content by iodimetry
GB/T 11060.2 Determination of sulfur compounds in natural gas Part 2. Determination of hydrogen sulfide content by methylene blue method
GB/T 11060.4 Determination of sulfur compounds in natural gas Part 4. Determination of total sulfur by microcoulometry
GB/T 11060.8 Determination of sulfur compounds in natural gas Part 8. Determination of total sulfur by UV spectrophotometry
GB/T 11060.12 Determination of sulfur compounds in natural gas Part 12. Determination of hydrogen sulfide content by laser absorption spectrometry
GB/T 13609 Natural Gas Sampling Guidelines
SY/T 6137 Hydrogen Sulfide Environmental Natural Gas Collection and Treatment Safety Code
SY/T 6277 Hydrogen Sulfide Environmental Protection Specifications
SY/T 7001 Alkylamine desulfurization solution Heat-stable salt Anion composition Analysis Ion chromatography
3 Preparation of analytical solution
3.1 General requirements
3.1.1
The water used in this part refers to the third-grade water that meets the requirements of GB/T 6682 when no other requirements are specified. When the reagent is not specified
Refers to analytical purity.
3.1.2
When preparing 0.02mol/L or standard solution with a concentration lower than 0.02mol/L, the concentration of the stock should be higher before use.
The solution is accurately diluted with freshly boiled, cooled water for 15 minutes and recalibrated, if necessary.
3.2 Reagents and materials
3.2.1
hydrochloric acid.
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 46 pages — is available in the English PDF.
Referenced standards
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Related Standards
GB/T 35212.2-2017 — Analysis and evaluation methods of gas and solution and desulfurization decarbonization and sulfur recovery for natural gas treating plant—Part 2: Analysis of alkanolamine desulfurization decarbonization solvent
GB/T 35212.3-2021 — Analysis and evaluation methods of gas and solution and desulfurization decarbonization and sulfur recovery for natural gas treating plant—Part 3: Technical requirements and analysis evaluation methods for sulfur recovery and tail gas catalysts
GB/T 35212.4-2023 — Analysis and evaluation methods of gas and solution and desulfurization decarbonization and sulfur recovery for natural gas treating plant—Part 4: Determination of sodium、magnesium、calcium in alkanol amine desulfurization by ion chromatography
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