GB/T 17810-2009: Feed grade DL-methionine

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Scope

This Standard specifies the requirements, test methods, inspection rules,
labeling, packaging, storage, and transportation of feed grade DL-methionine
products.
This Standard applies to the feed grade DL-methionine that uses
methylthiopropanal, cyanide, sulfuric acid, and sodium hydroxide as main raw
materials.
Chemical name. 2-amino-4-methylthio butyric acid
Chemical formula. CH3S-CH2-CH2-CH (NH2) -COOH
Relative molecular mass. 149.2 (according to Year-2007 international relative
atomic mass)

Basic Data

Standard ID	GB/T 17810-2009 (GB/T17810-2009)
Description (Translated English)	Feed grade DL-methionine
Sector / Industry	National Standard (Recommended)
Classification of Chinese Standard	B46
Classification of International Standard	65.120
Word Count Estimation	10,117
Date of Issue	2009-05-26
Date of Implementation	2009-10-01
Older Standard (superseded by this standard)	GB/T 17810-1999
Quoted Standard	GB/T 601; GB/T 1250; GB/T 6682; GB 10648; GB/T 14699.1; bipartite "Chinese Pharmacopoeia" 2005 edition
Regulation (derived from)	National Standard Approval Announcement 2009 No.7 (Total No.147)
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 requirements for feed grade DL-methionine products, test methods, inspection rules, signs, packaging, storage and transport. This standard applies to methylthiopropanal, cyanide, sulfuric acid and sodium hydroxide as the main raw material of feed grade DL-methionine.