GB/T 5009.217-2008: Determination of vitamin B12 in health foods

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Scope

This Standard specifies the determination of vitamin B12 in heath foods.
This Standard is applicable to the determination of vitamin B12 in heath foods, such as
tablets, capsules, powders and functional beverages.
When this method adopts solid-phase extraction to treat the sample, the sampling
amount is 2.0g, and the detection limit of the method is 1.0µg/g. When taking the
immunoaffinity method to treat the sample, the sampling amount for tablets, capsules
and powders is 2.0g, the detection limit of the method is 0.05µg/g; while the sampling
amount for functionable beverage is 20mL, and the detection limit of the method is
3.0µg/L.

Basic Data

Standard ID	GB/T 5009.217-2008 (GB/T5009.217-2008)
Description (Translated English)	Determination of vitamin B12 in health foods
Sector / Industry	National Standard (Recommended)
Classification of Chinese Standard	C53
Classification of International Standard	67.040
Word Count Estimation	6,691
Date of Issue	2008-12-03
Date of Implementation	2009-03-01
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 method for the determination of vitamin B12 in health foods. This standard applies to tablets, determination of the type of functional drinks in health food vitamin B12, capsule, powder. When this method of treatment using solid phase extraction sample, the sample size was 2. 0g, the detection limit was 1. 0��g/g. When the application immunoaffinity treatment samples, tablets, capsule, powder sample volume is 2. 0g, the detection limit was 0. 05��g/g, functional beverage sampling volume of 20mL, the detection limit was 3. 0��g/L.