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SN/T 3249.2-2012: Imitation jewelry and accessory. Part 2: Determination of lead, cadmium, barium, antimony and mercury. Inductively coupled plasma optic emission spectrometry method
Status: Valid
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| SN/T 3249.2-2012 | English | 259 |
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Imitation jewelry and accessory. Part 2: Determination of lead, cadmium, barium, antimony and mercury. Inductively coupled plasma optic emission spectrometry method
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SN/T 3249.2-2012
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Basic data | Standard ID | SN/T 3249.2-2012 (SN/T3249.2-2012) | | Description (Translated English) | Imitation jewelry and accessory. Part 2: Determination of lead, cadmium, barium, antimony and mercury. Inductively coupled plasma optic emission spectrometry method | | Sector / Industry | Commodity Inspection Standard (Recommended) | | Classification of Chinese Standard | Y88 | | Word Count Estimation | 10,147 | | Quoted Standard | GB/T 6682; GB/T 22788-2008; SN/T 2046-2008 | | Regulation (derived from) | National Quality Inspection (2012) 777; industry standard filing Notice 2013 No. 4 (No. 160 overall) | | Issuing agency(ies) | General Administration of Customs | | Summary | This standard specifies the imitation jewelry alloys, coatings, textiles, leather, polymers and other similar materials of lead (Pb), cadmium (Cd), barium (Ba), antimony (Sb), mercury (Hg) Content of the inductor coupled plasma atomic emission spectrometr | SN/T 3249.2-2012: Imitation jewelry and accessory. Part 2: Determination of lead, cadmium, barium, antimony and mercury. Inductively coupled plasma optic emission spectrometry 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.
Imitation jewelry and accessory.Part 2. Determination of lead, cadmium, barium, antimony and mercury.Inductively coupled plasma optic emission spectrometry method
People's Republic of China Entry-Exit Inspection and Quarantine Standards
Simulation accessories Part 2. lead, cadmium, barium,
Determination of antimony, mercury content
Inductively coupled plasma atomic emission spectrometry
Imitationjewelryandaccessory-Part 2. Determinationoflead,
cadmium, barium, antimonyandmercury-
Issued on. 2012-12-12
2013-07-01 implementation
People's Republic of China
The State Administration of Quality Supervision, Inspection and Quarantine released
Foreword
SN/T 3249 "simulation jewelry" is divided into three parts.
--- Part 1. lead, cadmium, barium content - Flame atomic absorption spectrometry;
--- Part 2. Determination of the inductance of lead, cadmium, barium, antimony, mercury content coupled plasma atomic emission spectrometry;
--- Part 3. antimony, mercury content by atomic fluorescence spectrometry.
This section SN/T Section 23249 of.
This section drafted in accordance with GB/T 1.1-2009 given rules.
Please note that some of the content of this document may involve patents. Release mechanism of the present document does not assume responsibility for the identification of these patents.
This section proposed and managed by the National Certification and Accreditation Administration Committee.
This section was drafted by. People's Republic of China Shandong Entry Inspection and Quarantine Bureau, People's Republic of China Guangdong Entry-Exit Inspection and Quarantine
Bureau, Chinese Academy of Inspection and Quarantine, People's Republic of China Zhejiang Exit Inspection and Quarantine, People's Republic of China Shanghai Entry-Exit Inspection
Inspection and quarantine bureau.
The main drafters of this section. Wang Jinhua, Xing force, Xu Ying, Liuchong Hua, Zhang, Chen Yin Cong, Yangrong Jing.
Simulation accessories Part 2. lead, cadmium, barium,
Determination of antimony, mercury content
Inductively coupled plasma atomic emission spectrometry
1 Scope
SN/T 3249 provisions of this part of the simulation jewelry alloys, coatings, textiles, leather, polymers and other similar materials Lead
(Pb), cadmium (Cd), barium (Ba), antimony (Sb), mercury (Hg) content by inductively coupled plasma atomic emission spectrometry (ICP-OES) measurement method.
This section applies to imitation jewelry alloys, coatings, textiles, leather, polymers and other similar materials of lead (Pb), cadmium (Cd), barium
(Ba), antimony (Sb), determination of mercury (Hg) content of lead (Pb), antimony (Sb), mercury (Hg) lower limit of quantification of 15mg/kg, cadmium (Cd), barium (Ba)
The lower limit of quantification of 10mg/kg.
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.
Laboratory use - Specification and test methods GB/T 6682 Analysis
Determination of GB/T 22788-2008 toy surface coatings of the total lead content
SN/T 2046-2008 Plastics and articles thereof measured inductance of lead, mercury, chromium, cadmium, barium, arsenic coupled plasma atomic emission light
Spectroscopy
3 Method summary
After the sample concentrated acid complete digestion using ICP-OES analysis measured at a wavelength corresponding solution of lead, cadmium, barium, antimony, mercury elements
content.
4 Reagents
Unless otherwise specified, use only pure reagents superior grade and in line with two water GB/T 6682 regulations or equivalent purity.
4.1 pure zinc. purity of not less than 99.99%, lead, cadmium, barium, antimony, mercury content of less than 0.0005%.
4.2 iron. purity of not less than 99.99%, lead, cadmium, barium, antimony, mercury content of less than 0.0005%.
4.3 copper. purity of not less than 99.99%, lead, cadmium, barium, antimony, mercury content of less than 0.0005%.
4.4 Concentrated nitric acid (ρ = 1.42g/mL, 65%).
4.5 Concentrated hydrochloric acid (ρ = 1.19g/mL, 37%).
4.6 nitric acid solution (volume fraction, 1090).
4.7 nitric acid solution (volume fraction, 595).
4.8 Hydrogen peroxide (ρ = 1.10g/mL, 30%).
4.9 Lead (1000mg/L) single-element standard solution with traceable certificate.
4.10 Cadmium (1000mg/L) single-element standard solution with traceable certificate.
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