GB/T 31536-2015Analytical method of chemical composition for copper series arsenic removal agent at room temperature (English PDF)
常温铜系脱砷剂化学成分分析方法
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Issued by
SAMR; SAC
Level / Type
National · Recommended
Issue date
May 15, 2015
Implementation date
December 1, 2015
Scope
GB/T 31536-2015 is the English-translated version of 常温铜系脱砷剂化学成分分析方法.
GB/T 31536-2015 is the Chinese standard "Analytical method of chemical composition for copper series arsenic removal agent at room temperature". Its scope clause reads: This standard specifies the method of analysis at room temperature copper-based arsenic removal chemical composition.
This standard applies to room temperature, precipitation and mixed copper Compaction produced dearsenic zinc oxide (ZnO), copper oxide (CuO), oxide Aluminum (Al2O3) content determination. Its clauses include general provisions; sampling.
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Document preview — GB/T 31536-2015
National Standard of the People's Republic of China
- ICS
- 71.100.99
- Classification
- G 74
Issued by: State Administration for Market Regulation; Standardization Administration of the PRC
Contents
- 1 Scope
- 2 Normative references
- 3 General Provisions
- 4 Sampling
1 Scope
This standard specifies the method of analysis at room temperature copper-based arsenic removal chemical composition.
This standard applies to room temperature, precipitation and mixed copper Compaction produced dearsenic zinc oxide (ZnO), copper oxide (CuO), oxide
Aluminum (Al2O3) content determination.
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.
Preparation of GB/T 601 chemical reagent standard titration solution
GB/T 603 chemical reagent in test methods - Preparations with
GB/T 6003.1 Test sieves - Technical requirements and testing - Part 1. Test sieves of metal wire cloth
GB/T 6679 General rules for sampling solid chemical products
Laboratory use specifications and test methods GB/T 6682 Analysis
3 General Provisions
This standard reagents and water in the absence of other requirements specified, refers to three analytical reagent water and GB/T 6682 stipulated. test
Standard Solution test used in the formulations and products, did not indicate when the other requirements, according to GB/T 601 and GB/T 603 requirements preparation.
4 Sampling
4.1 laboratory sample
Made by GB/T 6679 provisions.
4.2 Sample
The laboratory sample mixing, dispensing with the quartering of about 40g, finely crushed in a porcelain mortar, and then quartering points to take about 20g, continued
Finely to sample all through 150µm test sieve (in line with GB/T 6003.1 of the R40/3 series), placed in a weighing bottle aside.
4.3 Preparation of sample solution
4.3.1 Reagents
4.3.1.1 hydrochloric acid solution
11.
4.3.1.2 hydrochloric acid solution
1100.
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.
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