Standard No.:	GB/T 25735-2010
English Name:	Feed additive—L-Tryptophan
Chinese Name:	饲料添加剂 L-色氨酸
Chinese Classification:	B46    Livestock and poultry feed and additive
Professional Classification:	GB    National Standard
Issued by:	AQSIQ; SAC
Issued on:	2010-12-23
Implemented on:	2011-3-1
Status:	valid
Language:	English
File Format:	PDF
Word Count:	6000 words
Price(USD):	150.00
Delivery:	via email in 1 business day

1 Scope



This standard specifies the requirements, test methods, inspection rules, labeling, packaging, transportation and storage for feed additive L-tryptophan.



This standard is applicable to the feed additive L-tryptophan produced by microbial fermentation.



The molecular formula is C11H12N2O2



Relative molecular mass is 204.23 (in accordance with international relative atomic mass in 2007)



Structural formula:

Foreword i
1 Scope
2 Normative references
3 Requirements
4 Test method
5 Inspection rules
6 Labeling, packaging, transportation and storage