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GB/T 27580-2011 English PDF

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GB/T 27580-2011: Essential oils and aromatic extracts -- Determination of residual benzene content
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Basic data

Standard ID GB/T 27580-2011 (GB/T27580-2011)
Description (Translated English) Essential oils and aromatic extracts -- Determination of residual benzene content
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard Y41
Classification of International Standard 71.100.60
Word Count Estimation 7,794
Date of Issue 2011-12-05
Date of Implementation 2012-03-01
Quoted Standard GB/T 11538; GB/T 14454.1
Adopted Standard ISO 14714-1998, IDT
Regulation (derived from) Announcement of Newly Approved National Standards No. 19 of 2011
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 static headspace gas chromatography method for the determination of essential oils and aromatic extracts residual trace benzene. This standard applies to residual benzene concentration of about 10 �� 1000000/1 (10 ppm) samples.

GB/T 27580-2011: Essential oils and aromatic extracts -- Determination of residual benzene content


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Essential oils and aromatic extracts. Determination of residual benzene content ICS 71.100.60 Y41 National Standards of People's Republic of China Determination of essential oils and aromatic extracts residual benzene content (ISO 14714.1998, IDT) Issued on. 2011-12-05 2012-03-01 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. This standard uses the translation method identical with the international standard ISO 14714.1998 "essential oils and aromatic extracts - Determination of residual benzene content." Correspondence between the consistency of the standards of international documents and normative references of the following documents. --- GB/T 11538-2006 "oil by capillary column gas chromatography - General method" (ISO 7609. 1985, IDT); --- GB/T 14454.1-2008 "perfume sample preparation" (ISO 356.1996, MOD). The standard proposed by China National Light Industry Council. This standard by the National Standardization Technical Committee of Fragrance Flavor and Cosmetic (SAC/TC257) centralized. This standard was drafted. Shanghai Institute of spices, spice Shanghai Huasheng Co., Epristeride spices Group Co., Ltd. The main drafters of this standard. Wu Xiaojian, Jinqi Zhang, Zhou Wenyong, Hu Yongcheng, Li Qiong, Xu Yi, Ye Fan, INDUSTRY AND. Determination of essential oils and aromatic extracts residual benzene content

1 Scope

This standard specifies the determination of essential oils and aromatic extracts residual traces of benzene by static headspace gas chromatography. This standard applies to the analysis of the residual benzene concentration of about 10 × 10-6 (10ppm) samples.

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. GB/T 11538 oils by capillary column gas chromatography - General method (ISO 7609. 1985, IDT) GB/T 14454.1 perfume sample preparation (ISO 356.1996, MOD) Principle 3 The analysis of static headspace vapor by capillary column gas chromatography with either flame ionization detector is also available mass spectrometer. Determination of residual benzene content by external standard method (by correcting).

4 Reagents

4.1 reference material Benzene by gas chromatographic assay purity of at least 99%. 4.2 Diethyl phthalate Confirmed free of trace amounts of benzene under the conditions tested.

5 Instruments

5.1 chromatograph, recorder and integrator According to GB/T 11538 requirements. 5.2 capillary column with the following features. --- Column length. 30m ~ 60m; --- Inner diameter. 0.20mm ~ 0.50mm; --- Stationary phase. recommended polydimethylsiloxane type. 5.3 flame ionization detector or mass spectrometer detector 5.4 Air Sampler for Headspace steam injection, constituted by a 5.4.1 or 5.4.2. 5.4.1 gas injection system (manual), with leak-proof locks. 5.4.2 autosampler device.

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