GB/T 24800.9-2009 English PDF

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GB/T 24800.9-2009: Determination of citral, cinnamyl alcohol, anise alcohol, cinnamal and coumarin in cosmetics by gas chromatography method
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 24800.9-2009	229	Add to Cart	3 days	Determination of citral, cinnamyl alcohol, anise alcohol, cinnamal and coumarin in cosmetics by gas chromatography method	Valid

Similar standards

GB/T 29665   GB/T 29679   GB/T 29680   GB/T 24800.1   GB/T 24800.12   GB/T 24800.11   

Basic data

Standard ID: GB/T 24800.9-2009 (GB/T24800.9-2009)
Description (Translated English): Determination of citral, cinnamyl alcohol, anise alcohol, cinnamal and coumarin in cosmetics by gas chromatography method
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: Y42
Classification of International Standard: 71.100.70
Word Count Estimation: 10,118
Date of Issue: 2009-11-30
Date of Implementation: 2010-05-01
Quoted Standard: GB/T 6682
Regulation (derived from): National Standard Approval Announcement 2009 No.14 (Total No.154)
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 cosmetics citral, cinnamic alcohol, anise alcohol, gas chromatographic method cinnamic aldehyde and coumarin. This standard applies to cosmetics citral, cinnamic alcohol, anise alcohol, determination of cinnamaldehyde and coumarin.

GB/T 24800.9-2009: Determination of citral, cinnamyl alcohol, anise alcohol, cinnamal and coumarin in cosmetics by gas chromatography 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.
Determination of citral, cinnamyl alcohol, anise alcohol, cinammal and coumarin in cosmetics by gas chromatography method ICS 71.100.70 Y42 National Standards of People's Republic of China Cosmetics citral, cinnamic alcohol, anise alcohol, Coumarin and cinnamon aldehyde by gas chromatography Posted 2009-11-30 2010-05-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

This standard Annex A, Annex B and Annex C is informative appendix. 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 is drafted by. China Inspection and Quarantine Science Research Institute. The main drafters of this standard. Zhou Xin, Hao Nan, Caitian Pei, Ma Qiang, Ren Na Division, Falls Apart, Yu Wen Lin, Chen Wei. Cosmetics citral, cinnamic alcohol, anise alcohol, Coumarin and cinnamon aldehyde by gas chromatography

1 Scope

This standard specifies the lemon, cinnamon alcohol, anise alcohol, gas chromatographic method cinnamaldehyde and coumarin in cosmetics. This standard applies to the determination of cosmetics citral, cinnamic alcohol, anise alcohol, cinnamic aldehyde and coumarin. The detection limit of this standard. citral 3mg/kg, cinnamic alcohol 2.5mg/kg, fennel alcohol 2mg/kg, cinnamic aldehyde 2mg/kg, coumarin 3mg/kg; limit of quantification. citral 10mg/kg, cinnamyl alcohol 7.5mg/kg, anise alcohol 7mg/kg, cinnamaldehyde 7mg/kg, coumarin 10mg/kg.

2 Normative references

The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard. Laboratory use specifications and test methods GB/T 6682 Analysis Principle 3 Ultrasonic extraction cosmetics citral with anhydrous ethanol, cinnamic alcohol, anise alcohol, cinnamic aldehyde and coumarin, by high-speed centrifugation, supernatant Microporous membrane filtration, and the filtrate was analyzed by gas chromatography, external standard, gas chromatography - mass spectrometry confirmed.

4 Reagents and materials

Unless otherwise noted, all reagents were of analytical grade water as a water GB/T 6682 regulations. 4.1 ethanol. chromatography. 4.2 over anhydrous sodium sulfate. 4.3 lemon, cinnamon alcohol, anise alcohol, cinnamic aldehyde, coumarin standards. purity not less than 99%. 4.4 standard stock solution. Weigh accurately citral, cinnamic alcohol, anise alcohol, cinnamic aldehyde, coumarin standards each 0.1000g placed 100mL Volumetric flask, and dissolved with ethanol to the mark, shake, formulated as a lemon, cinnamon alcohol, anise alcohol, coumarin and cinnamon aldehyde concentrations As the standard stock solution 1000μg/mL, and stored in the dark at 4 ℃, can be used for three months. 4.5 nitrogen, hydrogen. purity not less than 99.999%. 5. Apparatus 5.1 Gas chromatography (GC). Equipped with a flame ionization detector (FID). 5.2 Gas chromatography - mass spectrometry (GC-MS) instrument. with electron impact ionization ion source (EI). 5.3 ultrasonic bath. 5.4 centrifuge. speed of not less than 12000r/min. 5.5 plug cuvette. 10mL. 5.6 microporous membrane. 0.45μm, organic phase. ......

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