GB/T 5009.123-2003: Determination of chromium in foods

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Scope

This Standard specifies the content of chromium in foods which is determined by graphite
furnace atomic absorption spectrometry (GFAAS) and oscilloscope polarography method.
This Standard is applicable to the determination of total chromium in all kinds of foods.
Detection limit of this Standard. GFAAS is 0.2ng/mL; oscilloscope polarography method is
1ng/mL.
First method Graphite Furnace Atomic Absorption Spectrometry (GFAAS)

Basic Data

Standard ID	GB/T 5009.123-2003 (GB/T5009.123-2003)
Description (Translated English)	Determination of chromium in foods
Sector / Industry	National Standard (Recommended)
Classification of Chinese Standard	C53
Classification of International Standard	67.040
Word Count Estimation	6,613
Date of Issue	2003-08-11
Date of Implementation	2004-01-01
Older Standard (superseded by this standard)	GB/T 14962-1994
Issuing agency(ies)	The People Republic of China Ministry of Health, China National Standardization Management Committee
Summary	This standard specifies: Determination of total chromium in foods and graphite furnace atomic absorption polarography content. This standard applies to: all kinds of food in the total chromium determination. The standard detection limit