SN/T 2938-2011 English PDFUS$209.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email. SN/T 2938-2011: Determination of chemical composition in refining aluminum foil. Determination of lead, cadmium, arsenic. Inductively coupled plasma atomic emission spectrometric method Status: Valid
Basic dataStandard ID: SN/T 2938-2011 (SN/T2938-2011)Description (Translated English): Determination of chemical composition in refining aluminum foil. Determination of lead, cadmium, arsenic. Inductively coupled plasma atomic emission spectrometric method Sector / Industry: Commodity Inspection Standard (Recommended) Classification of Chinese Standard: H12 Classification of International Standard: 77.120.10 Word Count Estimation: 8,812 Date of Issue: 2011-05-31 Date of Implementation: 2011-12-01 Quoted Standard: GB/T 6379.2; GB/T 6682 Regulation (derived from): National-Quality-Inspection-accreditation (2011) 291 Issuing agency(ies): General Administration of Customs Summary: This standard specifies the refined inductively coupled plasma atomic emission spectrometry lead foil, arsenic content, cadmium. This standard applies to aluminum refining of lead, cadmium, Determination of arsenic content. The measurement range is shown in Table 1. SN/T 2938-2011: Determination of chemical composition in refining aluminum foil. Determination of lead, cadmium, arsenic. Inductively coupled plasma atomic emission spectrometric method---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. Determination of chemical composition in refining aluminum foil.Determination of lead, cadmium, arsenic.Inductively coupled plasma atomic emission spectrometric method People's Republic of China Entry-Exit Inspection and Quarantine Standards Determination of the chemical composition of refined aluminum foil Inductively coupled plasma atomic emission spectrometry Determination of lead, cadmium, arsenic Determinationoflead, cadmium, arsenic-Inductivelycoupled Issued on. 2011-05-31 2011-12-01 implementation People's Republic of China The State Administration of Quality Supervision, Inspection and Quarantine released ForewordThis standard was drafted in accordance with GB/T 1.1-2009 given rules. This standard is proposed and managed by the National Certification and Accreditation Administration Committee. This standard was drafted. Tianjin People's Republic of China Exit Inspection and Quarantine. The main drafters of this standard. Yaozhuan Gang, Yang Lifei, Li Yi, Su Mingyue, Wang Haoyun, Wang, Wangzhen Kun, Li Anmin. This standard is the first release of the entry-exit inspection and quarantine industry standards. Determination of the chemical composition of refined aluminum foil Inductively coupled plasma atomic emission spectrometry Determination of lead, cadmium, arsenic1 ScopeThis standard specifies the method of inductively coupled plasma atomic Determination of lead, cadmium, arsenic in refining aluminum foil emission spectrometry. This standard applies to the determination of refined aluminum foil of lead, cadmium, arsenic content, the measurement range shown in Table 1. Table 1 Determination of elements content range unit.% (mass fraction) Element measurement range Pb 0.003 ~ 0.04 Cd 0.001 ~ 0.04 As 0.003 ~ 0.042 Normative referencesThe 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) apply to this section. GB/T 6379.2 measurement methods and results of Accuracy (trueness and precision) - Part 2. Determine the standard measurement repeatability And basic methods of reproduction Laboratory use specifications and test methods GB/T 6682 Analysis3 Method summarySample with an appropriate acid dissolved in plasma spectrometer at a wavelength corresponding to the elements, measured light intensity curve is determined from the working solution Content of lead, cadmium and arsenic solution.4 ReagentsUnless otherwise stated, the use of uniform analytical reagents, water as a secondary water GB/T 6682 regulations. 4.1 aluminum (≥99.99%, lead, cadmium, arsenic). 4.2 potassium iodide. 4.3 nitric acid (ρ = 1.42g/mL). 4.4 hydrochloric acid (ρ = 1.19g/mL). 4.5 Hydrofluoric acid (ρ = 1.14g/mL). 4.6 sulfate (ρ = 1.84g/mL). 4.7 CTC. ......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of SN/T 2938-2011_English be delivered?Answer: Upon your order, we will start to translate SN/T 2938-2011_English as soon as possible, and keep you informed of the progress. 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