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GB/T 32448-2015: Determination of the heavy metal Pb, Cr, Cd, Ba, Hg, As, Se, Sb dissolved in adhesives
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| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 32448-2015 | English | 239 |
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Determination of the heavy metal Pb, Cr, Cd, Ba, Hg, As, Se, Sb dissolved in adhesives
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GB/T 32448-2015
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Basic data | Standard ID | GB/T 32448-2015 (GB/T32448-2015) | | Description (Translated English) | Determination of the heavy metal Pb, Cr, Cd, Ba, Hg, As, Se, Sb dissolved in adhesives | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | G38 | | Classification of International Standard | 83.180 | | Word Count Estimation | 11,119 | | Date of Issue | 2015-12-31 | | Date of Implementation | 2016-07-01 | | Quoted Standard | GB/T 6682-2008 | | Regulation (derived from) | State Standard Announcement 2015 No.43 | | Issuing agency(ies) | General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China | | Summary | This standard specifies the content of soluble heavy metal lead, chromium, cadmium, barium, mercury, arsenic, selenium and antimony in adhesives. This standard is applicable to the determination of soluble heavy metal lead, chromium, cadmium, barium, mercury, arsenic, selenium and antimony in adhesives. Kg; cadmium: 0.5 ��g/kg; barium: 10 ��g/kg; Hg | GB/T 32448-2015: Determination of the heavy metal Pb, Cr, Cd, Ba, Hg, As, Se, Sb dissolved in adhesives
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Determination of the heavy metal Pb, Cr, Cd, Ba, Hg, As, Se, Sb dissolved in adhesives
ICS 83.180
G38
National Standards of People's Republic of China
Adhesive soluble heavy metals
Lead, chromium, cadmium, barium, mercury, arsenic, selenium, antimony determination
DeterminationoftheheavymetalPb, Cr, Cd, Ba, Hg, As, Se, Sb
Issued on. 2015-12-31
2016-07-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Foreword
This standard was drafted in accordance with GB/T 1.1-2009 given rules.
The standard proposed by China Petroleum and Chemical Industry Association.
This standard by the National Standardization Technical Committee adhesive (SAC/TC185) centralized.
Drafting of this standard. Tianjin Product Quality Supervision and Testing Technology Research Institute, Academy of Military Medical Health and Environmental Medicine Research
, Beijing Tianshan new materials technology limited liability company, Shanghai Rubber Products Research Institute, Tianjin Thai products Detection Technology Limited.
The main drafters of this standard. Li Xueqin, Characteristics, the Causes, Yueming Xiang, Feng Yan, Liu Bin, Zhaoyan Tao, Zhang also red, COMMUNIST, Sunyun Dong, Liu Fei.
Adhesive soluble heavy metals
Lead, chromium, cadmium, barium, mercury, arsenic, selenium, antimony determination
1 Scope
This standard specifies the adhesive soluble heavy metals lead, chromium, cadmium, barium, mercury, arsenic, selenium, antimony determination method.
This standard applies to adhesive soluble heavy metals lead, chromium, cadmium, barium, mercury, arsenic, selenium, antimony determination.
The standard method detection limits. Lead. 2.5μg/kg; Cr. 4.0μg/kg; Cd. 0.5μg/kg; barium. 10μg/kg;
Mercury. 0.15μg/kg; arsenic. 1.0μg/kg; Se. 1.0μg/kg; Antimony. 1.0μg/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 specifications and test methods GB/T 6682-2008 Analysis
Determination by Graphite Furnace 3 --- adhesives soluble heavy metals lead, chromium, cadmium, barium Absorption Spectrometry
3.1 Principle
Adhesive soluble heavy metal migration After the 4% acetic acid solution to soak soaking liquor. Soaking solution to absorb the right amount of graphite furnace atomic
Of the atomic reactor at the selected instrument parameters, absorbance was measured within a certain range, and the absorbance of the analyte content of a linear relationship,
External standard.
3.2 Reagents and materials
3.2.1 Water. in line with GB/T 6682-2008 a requirement.
3.2.2 concentrated nitric acid. high-purity or pure class distinctions.
3.2.3 glacial acetic acid. AR.
3.2.4 4.0% acetic acid solution. take 40.0mL of glacial acetic acid was added to 500mL water and dilute and dilute to 1000mL, and mix.
3.2.5 1.0% nitric acid solution. take 10.0mL of concentrated nitric acid was added to 500mL water and dilute and dilute to 1000mL, and mix.
3.2.6 Single-element analysis of lead standard solution component material, ρ (Pb) = 1000μg/mL.
3.2.7 single element cadmium solution component analysis reference material, ρ (Cd) = 1000μg/mL.
3.2.8 single element chromium solution component analysis reference material, ρ (Cr) = 1000μg/mL.
3.2.9 Analysis of single-element standard solution component material, barium, ρ (Ba) = 100μg/mL.
3.2.10 Lead (Pb) using a standard solution. with 1.0% nitric acid solution (3.2.5) to single-element analysis of lead standard solution component substances (3.2.6) stepwise
Diluted to 1.00mL standard use of lead-containing 1.00μg solution.
3.2.11 cadmium (Cd) using a standard solution. with 1.0% nitric acid solution (3.2.5) to a solution of cadmium single element composition analysis reference material (3.2.7) stepwise
Diluted to 1.00mL standard use of cadmium-containing 0.100μg solution.
3.2.12 chromium (Cr) using a standard solution. with 1.0% nitric acid solution (3.2.5) to a single element chromium solution component analysis reference material (3.2.8) stepwise
Diluted to 1.00mL standard chromium-containing 0.100μg use solution.
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