GB/T 23834.1-2009 PDF EnglishUS$130.00 · In stock · Download in 9 seconds
GB/T 23834.1-2009: Chemical analysis method for stannous sulfate -- Part 1: Determination of stannous sulfate content -- Volumetric method of potassium dichromate 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 23834.1-2009: Chemical analysis method for stannous sulfate -- Part 1: Determination of stannous sulfate content -- Volumetric method of potassium dichromate---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/GBT23834.1-2009 NATIONAL STANDARD OF THE PEOPLE’S REPUBLIC OF CHINA ICS 71.060.01 G 10 Chemical analysis method for stannous sulfate - Part 1: Determination of stannous sulfate content - Volumetric method of potassium dichromate ISSUED ON: MAY 18, 2009 IMPLEMENTED ON: FEBRUARY 01, 2010 Issued by: General Administration of Quality Supervision, Inspection and Quarantine of PRC; Standardization Administration of PRC. Table of ContentsForeword ... 3 1 Scope ... 4 2 Normative references ... 4 3 Method summary ... 5 4 Safety tips... 5 5 General provisions ... 5 6 Reagents ... 5 7 Analytical procedures ... 5 8 Calculation of results ... 6ForewordGB/T 23834-2009 "Chemical analysis method for stannous sulfate" is divided into six parts: - Part 1: Determination of stannous sulfate content - Volumetric method of potassium dichromate - Part 2: Determination of insoluble substance in hydrochloric acid - Gravimetric method - Part 3: Determination of alkali metals sulfate and alkaline-earth metals sulfate - Gravimetric method - Part 4: Determination of lead and copper content - Flame atomic absorption spectrometry - Part 5: Determination of arsenic content - Silver diethyldithiocarbamate spectrophotometry - Part 6: Determination of iron content - 1-10-phenanthroline spectrophotometry This Part is Part 1 of GB/T 23834. This part was proposed by China Petroleum and Chemical Industry Association. This part shall be under the jurisdiction of the Inorganic Chemical Industry Branch of the National Chemical Standardization Technical Committee (SAC/TC 63/SC 1). The responsible drafting organizations of this Part: Yunnan Tin Industry Group Co., Ltd., Fine Chemicals Group Co., Ltd., CNOOC Tianjin Chemical Research and Design Institute. The main drafters of this Part: Ding Xibo, Xu Dengqiong, Wang Zhouhui, Liu Youruo. This Part is the first release. Chemical analysis method for stannous sulfate - Part 1: Determination of stannous sulfate content - Volumetric method of potassium dichromate1 ScopeThis Part specifies the summary of analysis method, safety tips, general provisions, analysis steps, result calculation, for the potassium dichromate titration method of the determination of the main content of stannous sulfate. This Part applies to the determination of the main content of stannous sulfate. The determination range of this method: w (SnSO4) > 95%.2 Normative referencesThe provisions in following documents become the provisions of this Part, through reference in this Part of GB/T 23834. For the dated references, the subsequent amendments (excluding corrections) or revisions do not apply to this Part; however, parties who reach an agreement based on this Part are encouraged to study if the latest versions of these documents are applicable. For undated references, the latest edition of the referenced document applies. GB/T 601 Chemical reagent - Preparations of standard volumetric solutions GB/T 603 Chemical reagent - Preparations of reagent solutions for use in test methods (GB/T 603-2002, ISO 6353-1:1982, NEQ) GB/T 6682-2008 Water for analytical laboratory use - Specification and test methods (ISO 3696:1987, MOD) HG/T 3696.1 Inorganic chemical products - Preparations of standard volumetric solutions for chemical analysis HG/T 3696.3 Inorganic chemical products - Preparations of reagent solutions for chemical analysis ......Source: Above contents are excerpted from the full-copy PDF -- translated/reviewed by: www.ChineseStandard.net / Wayne Zheng et al. 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