SN/T 3536-2013 English PDF

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SN/T 3536-2013: Determination of Acid Orange ][ in foods for export
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
SN/T 3536-2013	209	Add to Cart	3 days	Determination of Acid Orange ][ in foods for export	Valid

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Basic data

Standard ID: SN/T 3536-2013 (SN/T3536-2013)
Description (Translated English): Determination of Acid Orange ][ in foods for export
Sector / Industry: Commodity Inspection Standard (Recommended)
Classification of Chinese Standard: X04
Word Count Estimation: 8,816
Regulation (derived from): AQSIQ notification issued in 2013 on the first batch of 179 entry-exit inspection and quarantine of industry standards; industry standard for filing Notice 2013 No. 9 (No. 165 overall)
Issuing agency(ies): General Administration of Customs
Summary: This standard specifies the export of food in the fluorine and its metabolite o-mite ester trifluoromethylbenzene Shen acid residues in liquid chromatography - tandem mass spectrometry methods. This standard applies to the determination of fluorine in foo

SN/T 3536-2013: Determination of Acid Orange ][ in foods for export

---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 Acid Orange] [in foods for export People's Republic of China Entry-Exit Inspection and Quarantine Standards Detection food exports Acid Orange Ⅱ No. Issued on. 2013-03-01 2013-09-16 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 Guangdong CIQ. The main drafters of this standard. Weiguo Bin, Cai Xuan, Li Da. Detection food exports Acid Orange Ⅱ No.

1 Scope

This standard specifies a high performance liquid chromatographic method food exports Acid Orange Ⅱ number. This standard is applicable to the detection of drinks, wine, chili sauce, fish and braised foods Acid Orange Ⅱ number. Principle 2 The sample was ethanol - ammonia solution was extracted with an amino anion exchange solid-phase extraction (SPE), reversed-phase high performance liquid chromatography - diode array detection Chromatographic analysis is performed using external standard.

3 Reagents and materials

Unless otherwise specified, use only analytical reagent. 3.1 Methanol. chromatographically pure. 3.22% formic acid. Take 2mL formic acid, water volume to 100mL. 3.3 10% methanol aqueous ammonia solution. Take 10mL ammonia, methanol and dilute to 100mL. 3.4 ethanol - ammonia solution. Take 20mL ammonia was added 70mL of ethanol, water volume to 100mL, shake reserve. 3.5 0.02mol/L ammonium acetate solution. Weigh accurately 1.54g ammonium acetate, add water to 1000mL, dissolved by 0.45μm membrane filter. 3.6 amino anion exchange solid phase extraction column. 500mg, 3mL, or equivalent person. Before using successively with 3mL methanol, 3mL2% formic acid Aqueous activation. 3.7 Acid Orange Ⅱ on standard stock solution. Weigh accurately Acid Orange Ⅱ number 10.0mg (purity ≥95%), dissolved in water volume to 100mL, dubbed 100μg/mL standard stock solution. 3.8 Acid Orange Ⅱ number of standard working solution. Pipette appropriate amount of standard stock solution successively diluted with water to a concentration of 0.1μg/mL, 0.2μg/mL, 0.5μg/mL, 1.0μg/mL, working standard solution 10.0μg/mL, and stored at 4 ℃ refrigerator.

4 instruments and equipment

4.1 High performance liquid chromatograph. equipped with a diode array detector (DAD). 4.2 Analysis of balance. a sense of volume and 0.0001g 0.01g. 4.3 ultrasonic cleaner. 4.4 centrifuge. speed of not less than 5000r/min. 4.5 rotary evaporator. 4.6 nitrogen blowing instrument. 4.7 Solid phase extraction device. 4.8 vortex mixer. 4.9 0.45μm membrane filters. ......

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