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| GB/T 44966-2024 | 359 |
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Determination of the content of fatty acid ethyl esters in olive oil - Gas chromatography-mass spectrometry
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Basic dataStandard ID: GB/T 44966-2024 (GB/T44966-2024)
Description (Translated English): Determination of the content of fatty acid ethyl esters in olive oil - Gas chromatography-mass spectrometry
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: X14
Classification of International Standard: 67.200.10
Word Count Estimation: 18,187
Date of Issue: 2024-11-28
Date of Implementation: 2025-06-01
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration
GB/T 44966-2024: Determination of the content of fatty acid ethyl esters in olive oil - Gas chromatography-mass spectrometry
---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.
ICS 67.200.10
CCSX14
National Standard of the People's Republic of China
Determination of fatty acid ethyl ester content in olive oil
Gas chromatography-mass spectrometry
Released on 2024-11-28
2025-06-01 Implementation
State Administration for Market Regulation
The National Standardization Administration issued
Foreword
This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for standardization work Part 1.Structure and drafting rules for standardization documents"
Drafting.
Please note that some of the contents of this document may involve patents. The issuing organization of this document does not assume the responsibility for identifying patents.
This document was proposed by the State Administration of Grain and Material Reserves.
This document is under the jurisdiction of the National Technical Committee on Cereals and Oils Standardization (SAC/TC270).
This document was drafted by. Nanjing Customs Animal and Plant and Food Inspection Center, National Grain and Material Reserves Administration Standard Quality Center, National Grain
Food and Material Reserves Bureau Scientific Research Institute, Zhejiang Academy of Agricultural Sciences, Shanghai Anpu Experimental Technology Co., Ltd., Nanjing University of Science and Technology, China
Lanzhou Institute of Chemical Physics, Chinese Academy of Sciences.
The main drafters of this document are. Shen Weijian, Lu Huiyuan, Duan Zhangqun, Zhang Hu, Wang Lijuan, Zhang Yan, Wang Hong, Tang Yongxing, Huang Xinyi, Zhang Chizhong,
Zhu Jingyi, Pei Dong.
Determination of fatty acid ethyl ester content in olive oil
Gas chromatography-mass spectrometry
1 Scope
This document describes a method for the determination of fatty acid ethyl esters in olive oil using gas chromatography-mass spectrometry.
This document applies to the determination of fatty acid ethyl ester content in olive oil.
2 Normative references
The contents of the following documents constitute the essential clauses of this document through normative references in this document.
For referenced documents without a date, only the version corresponding to that date applies to this document; for referenced documents without a date, the latest version (including all amendments) applies to
This document.
GB/T 6682 Specifications and test methods for water used in analytical laboratories
3 Terms and definitions
The following terms and definitions apply to this document.
3.1
Esters of higher fatty acids and ethanol.
Note. Includes ethyl palmitate, ethyl stearate, ethyl oleate and ethyl linoleate.
[Source. GB/T 23347-2021, 3.12]
4 Principle
The fatty acid ethyl ester in the sample was dissolved in n-hexane, purified by silica gel solid phase extraction column, and analyzed by gas chromatography-mass spectrometry.
Quantitative.
5 Test conditions
5.1 Chromatographic conditions
5.1.1 Carrier gas flow rate. 1 mL/min.
5.1.2 Inlet temperature. 300℃.
5.1.3 Injection mode. non-split injection, split valve opening time is 1.00 min.
5.1.4 Carrier gas. helium (purity ≥ 99.999%).
5.1.5 Chromatographic column. quartz capillary column for mass spectrometry, 30m (length) × 0.25mm (inner diameter) × 0.25μm (film thickness), stationary phase is 5%
Phenyl-95% methyl polysiloxane, or equivalent.
5.1.6 Column temperature. Initial temperature 150℃, increase to.200℃ at 20℃/min, increase to 240℃ at 2.5℃/min, maintain for 1.5min,
Increase the temperature at 35°C/min to 310°C and hold for 2 min.
......
Price & DeliveryUS$359.00 · In stock
Delivery: <= 4 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 44966-2024: Determination of the content of fatty acid ethyl esters in olive oil - Gas chromatography-mass spectrometry
Status: Valid
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