Standard No.:	GB/T 5009.11-2003
English Name:	Determination of total arsenic and abio-arsenic in food
Chinese Name:	食品中总砷及无机砷的测定
Chinese Classification:	C53    Food sanitation
Professional Classification:	GB    National Standard
Issued by:	MOH; SAC
Issued on:	2003-8-11
Implemented on:	2004-1-1
Status:	superseded
Superseded by:	GB 5009.11-2014 National Food Safety Standard-Determination of total arsenic and abio-arsenic in food
Superseded on:	2016-3-21
Superseding:	GB/T 5009.11-1996 Method for determination of total arsenic in food SN/T 2006-2007 Determination of lead, cadmium, arsenic, mercury in fruit juice for import and export. Atomic fluorescence spectrometric method
Language:	English
File Format:	PDF
Word Count:	8000 words
Price(USD):	140.0
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1 Scope This Standard specifies various methods for the determination of total arsenic in foods. This Standard is applicable to the determination of total arsenic in various foods. Detection limit of this method: hydride atomic fluorescence photometry: 0.01mg/kg, with linear range of 0ng/mL to 200ng/mL; silver salt method: 0.2mg/kg; gutzeit method: 0.25mg/kg; borohydride reduction colorimetry: 0.05mg/kg.

Contents Foreword I 1 Scope METHOD 1 Hydride Atomic Fluorescence Photometry 2 Principle 3 Reagents 4 Instruments 5 Analytical Procedures 6 Result Calculation 7 Precision 8 Accuracy METHOD 2 Silver Salt Method 9 Principle 10 Reagents 11 Instruments 12 Sample Treatment 13 Analytical Procedures 14 Result calculation 15 Precision METHOD 3 Gutzeit Method 16 Principle 17 Reagents 18 Instruments 19 Sample Digestion 20 Analytical Procedures 21 Result Calculation 22 Precision METHOD 4 Borohydride Reduction Colorimetry 23 Principle 24 Reagents 25 Instruments 26 Analytical Procedures 27 Result Calculation 28 Precision Determination of Abio-arsenic 29 Scope METHOD 1 Hydride Atomic Fluorescence Photometry 30 Principle 31 Reagents 32 Instruments 33 Analytical Procedures 34 Result Calculation METHOD 2 Silver Salt Method 35 Principle 36 Reagents 37 Instruments 38 Analytical Procedures 39 Result Calculation 40 Precision