GB/T 20804-2025Compound premix of dairy cattle (English PDF)

Foreword

This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for standardization work Part 1: Structure and drafting rules for standardization documents" Drafting is required.

This document replaces GB/T 20804-2006 "Compound trace element vitamin premix feed for dairy cattle" and is in compliance with GB/T 20804-2006 In addition to structural adjustments and editorial changes, the main technical changes are as follows.

a) The scope of application of the document has been changed (see Chapter 1, Chapter 1 of the 2006 edition);

b) Added the terms and definitions of compound premix feeds for dairy cattle (see Chapter 3);

c) Added a chapter on “Raw Materials” (see Chapter 4);

d) The technical requirements have been changed (see Chapter 5, Chapter 3 of the 2006 edition);

e) Added a chapter on “Sampling” (see Chapter 6);

f) The test method has been changed (see Chapter 7, Chapter 4 of the 2006 edition);

g) The inspection rules have been changed (see Chapter 8, Chapter 5 of the 2006 edition);

h) Labelling, packaging, transportation, storage and shelf life have been changed (see Chapter 8, Chapter 6 of the 2006 edition).

Please note that some of the contents of this document may involve patents. The issuing organization of this document does not assume the responsibility for identifying patents.

This document is proposed and coordinated by the National Feed Industry Standardization Technical Committee (SAC/TC 76).

This document was drafted by: Beijing Institute of Animal Husbandry and Veterinary Medicine, Chinese Academy of Agricultural Sciences, and Hebei Agricultural University.

The main drafters of this document are: Wang Jiaqi, Gao Yanxia, Liu Huimin, Li Jianguo, Zheng Nan, Xu Hongjian, Zhang Yangdong, Ma Fengtao, and Zhang Ning.

The previous versions of this document and the documents it replaces are as follows.

--First published in 2006 as GB/T 20804-2006; --This is the first revision.

Compound premix feed for dairy cows

1 Scope

This document specifies the raw materials, technical requirements, inspection rules, labeling, packaging, transportation, storage and preservation of compound premix feed for dairy cows.

The requirements for quality assurance period are described, and sampling and testing methods are described.

This document applies to compound premixed feeds for dairy cows that are mainly produced with nutritional feed additives such as minerals, trace elements, and vitamins.

2 Normative references

GB/T 5917.1

GB/T 6435

GB/T 8170

GB/T 10647

GB 10648

GB/T 10649

GB 13078

GB/T 13882

GB/T 13883

GB/T 13884

GB/T 13885

GB/T 14699

GB/T 17812

GB/T 17817

GB/T 17818

GB/T 18823

3 Terms and Definitions

The terms and definitions defined in GB/T 10647 apply to this document.

4 Raw Materials

For related content, please refer to the "Catalogue of Feed Additives" and the "Catalogue of Feed Raw Materials".