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Food contact materials - Polymer - Determination of 2-hydroxy-4-methoxy-benzophenon in food simulants - High performance liquid chromatography
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Basic data
| Standard ID | SN/T 4269-2015 (SN/T4269-2015) |
| Description (Translated English) | Food contact materials - Polymer - Determination of 2-hydroxy-4-methoxy-benzophenon in food simulants - High performance liquid chromatography |
| Sector / Industry | Commodity Inspection Standard (Recommended) |
| Classification of Chinese Standard | X08 |
| Word Count Estimation | 10,197 |
| Date of Issue | 2015-05-26 |
| Date of Implementation | 2016-01-01 |
| Quoted Standard | GB/T 6682; GB/T 23296.1 |
| Regulation (derived from) | State Quality-Inspection-accreditation [2015] No.224 |
| Issuing agency(ies) | General Administration of Customs |
| Summary | This standard specifies the food simulants 2-hydroxy-4-methoxy benzophenone high-performance liquid chromatographic method. This standard applies to water, 3% (mass concentration) solution of acetic acid, 10% (by volume) ethanol, 20% (by volume) ethanol, 50% (volume fraction) ethanol solution of water-based mimetics and six kinds of olive oil food simulants hydroxy-4-methoxy benzophenone measured content. |
SN/T 4269-2015: Food contact materials - Polymer - Determination of 2-hydroxy-4-methoxy-benzophenon in food simulants - High performance liquid chromatography
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(Food contact materials - Polymer food simulants 2-hydroxy-4-methoxy benzophenone by HPLC)
People's Republic of China Entry-Exit Inspection and Quarantine Standards
Food contact materials - Polymer food mold
The quasi-physical hydroxy-4-methoxybenzophenone
Ketone HPLC
Issued on. 2015-05-26
2016-01-01 implementation
People's Republic of China
The State Administration of Quality Supervision, Inspection and Quarantine released
Foreword
This 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. People's Republic of China Jiangsu Entry-Exit Inspection and Quarantine Bureau.
The main drafters of this standard. Luo Shipeng, Xu Yan, Kouhai Juan, Huangchen Yang, Huang Xiaoyu, Zhouya Jing, Wang Wenhui.
Food contact materials - Polymer food mold
The quasi-physical hydroxy-4-methoxybenzophenone
Ketone HPLC
1 Scope
This standard specifies the food simulants 2-hydroxy-4-methoxy benzophenone high-performance liquid chromatographic method.
This standard applies to water, 3% (mass concentration) solution of acetic acid, 10% (by volume) ethanol, 20% (by volume) ethanol,
50% (volume fraction) ethanol solution of water and olive oil-based mimetics six kinds of food simulants 2-hydroxy-4-methoxy benzophenone 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.
Laboratory use specifications and test methods GB/T 6682 Analysis
GB/T 23296.1 plastic food contact materials in the restricted substances in a plastic substance specific migration into foods and food simulants
Test methods and determination of exposure to food simulants and conditions Selection Guide
3 Method summary
Food simulants 2-hydroxy-4-methoxy benzophenone are separated by high performance liquid chromatography, UV detectors check
Measurement. Water-based food simulants direct injection, olive oil mimetic by acetonitrile extraction backward like a whirlpool, using external standard.
4 Reagents and materials
Unless otherwise indicated, the reagents used were of analytical grade water for the three water GB/T 6682 stipulated.
4.1 2-hydroxy-4-methoxy benzophenone (C14H12O3, CAS number. 131-57-7). purity of greater than 99.0% (mass fraction).
4.2 acetic acid.
4.3 ethanol.
4.4 Refined olive oil.
4.5 acetonitrile chromatography.
4.6 3% (mass concentration) acetic acid solution. Weigh 30g (accurate to 0.1g) in glacial acetic acid (4.2) in 1L flask, water volume.
4.7 10% (by volume) ethanol. Measure 100mL anhydrous ethanol (4.3) in 1L flask, water volume.
4.8 20% (by volume) ethanol. amount of 200mL ethanol (4.3) in 1L flask, water volume.
4.9 50% (by volume) ethanol. amount of 500mL ethanol (4.3) in 1L flask, water volume.
4.10 water-based food simulants used 2-hydroxy-4-methoxy benzophenone stock standard solution (1.0mg/mL). Weigh accurately hydroxy-4
Methoxy benzophenone standard (4.1) 0.1g in 100mL flask, accurate to 0.0001g, with acetonitrile (4.5) to the mark, in
0 ℃ ~ 4 ℃ sealed from light.
...
