GB 22619-2008Bifenthrin technical material (English PDF)

Foreword

This document complies with the provisions of GB/T 1.1-2020 "Standardization Work Guidelines Part 1: Structure and Drafting Rules of Standardization Documents" Drafting:

This document replaces GB/T 22619-2008 "Bifenthrin Technical Material": Compared with GB/T 22619-2008, except for structural adjustment and editing in addition to sexual changes, the main technical changes are as follows:

---Changed the scope (see Chapter 1, Chapter 1 of the:2008 edition);

---Changed the technical requirements for bifenthrin technical material (see Chapter 4, Chapter 3 of the:2008 edition);

---Added liquid chromatography identification method (see 5.3:2);

---Added liquid chromatography method for determination of bifenthrin mass fraction (see 5.5:1);

---Changed the gas chromatography method for determination of bifenthrin mass fraction (see 5.5:2, 4:3 of the:2008 version);

---Changed the determination method of moisture (see 5.6, 4:4 of the:2008 edition);

---Changed the determination method of acidity (see 5.8, 4:6 of the:2008 edition);

---Deleted the acceptance period (see 5.7 of the:2008 version);

---Added inspection rules (see Chapter 6);

---Increased the quality guarantee period (see 7.2):

Please note that some content in this document may be subject to patents: The publisher of this document assumes no responsibility for identifying patents:

1 Scope

This document stipulates the technical requirements, inspection rules, acceptance and quality assurance period of bifenthrin technical materials, as well as the marking, labeling, packaging and storage this paper describes the test method for bifenthrin technical material:

This document is applicable to the quality control of bifenthrin technical products:

Note: See Appendix A for other names, structural formulas and basic physical and chemical parameters of bifenthrin:

2 Normative reference documents

The contents of the following documents constitute essential provisions of this document through normative references in the text: Among them, the dated quotations for undated referenced documents, only the version corresponding to that date applies to this document; for undated referenced documents, the latest version (including all amendments) applies to this document:

GB/T 1600-2021 Pesticide moisture determination method GB/T 1604 Commercial Pesticide Acceptance Rules GB/T 1605-2001 Sampling methods for commercial pesticides GB 3796 General principles for pesticide packaging GB/T 8170-2008 Numerical rounding rules and representation and determination of limit values GB/T 19138 Determination of acetone insoluble matter of pesticides GB/T 28135 Determination of acidity (alkalinity) of pesticides - Indicator method

3 Terms and definitions

There are no terms or definitions to be defined in this document:

4 Technical requirements

4.1 Appearance

White to light yellow solid, no visible foreign impurities:

4.2 Technical indicators Bifenthrin technical material should meet the requirements of Table 1:

Table 1 Technical specifications of bifenthrin technical indicators

Project indicators

Bifenthrin mass fraction/% >=97:0 Moisture/% <=0:5