GB/T 35986-2018 PDF EnglishUS$90.00 · In stock · Download in 9 seconds
GB/T 35986-2018: Determination of ignition loss in coal gangue Delivery: 9 seconds. True-PDF full-copy in English & invoice will be downloaded + auto-delivered via email. See step-by-step procedure Status: Valid
Similar standardsGB/T 35986-2018: Determination of ignition loss in coal gangue---This is an excerpt. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.), auto-downloaded/delivered in 9 seconds, can be purchased online: https://www.ChineseStandard.net/PDF.aspx/GBT35986-2018GB NATIONAL STANDARD OF THE PEOPLE’S REPUBLIC OF CHINA ICS 27.010 F 10 Determination of ignition loss in coal gangue Issued on: FEBRUARY 6, 2018 Implemented on: SEPTEMBER 1, 2018 Issued by. General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China; Standardization Administration of the People's Republic of China. Table of ContentsForeword ... 3 1 Scope ... 4 2 Normative references ... 4 3 Method summary ... 4 4 Apparatus ... 4 5 Analytical procedures ... 5 6 Calculation of analytical procedures ... 5 7 Method precision ... 6ForewordThis Standard was drafted in accordance with the rules given in GB/T 1.1-2009. This Standard was proposed by China National Coal Association. This Standard shall be under the jurisdiction of National Technical Committee 42 on Coal of Standardization Administration of China (SAC/TC 42). The drafting organizations of this Standard. Chongqing Institute of Geological Mineral Resources, Xinjiang Uygur Autonomous Region Institute for Testing and Research of Coal and Coal Bed Methane. The main drafters of this Standard. Zhu Zhenzhong, Hu Feng, Zhao Xuedao, Wang Chunlian, Lu Xiaohai. Determination of ignition loss in coal gangue1 ScopeThis Standard specifies the method summary, apparatus, analytical procedures, calculation of analytical results and method precision for the determination of ignition loss in coal gangue. This Standard applies to the determination of ignition loss in coal gangue.2 Normative referencesThe following referenced documents are indispensable for the application of this document. For dated references, only the edition dated applies to this document. For undated references, the latest edition of the referenced documents (including all amendments) applies to this document. GB/T 33687, General testing rules for gangue3 Method summaryCoal gangue sample, which is dried at 105°C ± 5°C, is burned to a constant weight at 800°C ± 10°C; and the loss on ignition is calculated based on the loss of mass.4 Apparatus4.1 Porcelain crucibles. 10 mL. 4.2 Forced air drying oven. equipped with an automatic temperature control device which maintains the temperature within the range of 105°C ± 5°C. 4.3 Muffle furnace. the hearth has a sufficient constant zone which maintains the temperature at 800°C ± 10°C. 4.4 Analytical balance. with a scale division of 0.1 mg. 4.5 Desiccator. containing desiccant. 4.6 Heat resistant porcelain plates or asbestos plates. ......Source: Above contents are excerpted from the full-copy PDF -- translated/reviewed by: www.ChineseStandard.net / Wayne Zheng et al. 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