GB/T 19604-2017Chlorpyrifos technical material (English PDF)

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009.

This standard replaces GB/T 19604-2004 "chlorpyrifos original drug", and GB/T 19604-2004 compared to the main technical changes are as follows.

--- Chlorpyrifos mass fraction by not less than 95.0% revised to not less than 97.0%;

--- acetone insolubles from not more than 0.5% revised to not more than 0.2%;

--- Increased control of borer phosphorus control indicators.

1 Scope

This standard specifies the chlorpyrifos original drug requirements, test methods and signs, labels, packaging, storage and acceptance period.

This standard applies to chlorpyrifos and its production by the impurities of chlorpyrifos composed of the original drug.

Note: Other names, structural formulas, and basic physico-chemical parameters of chlorpyrifos and its related compounds for the treatment of phytoplankton are given in Annex A.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version applies to this document. For undated references, the latest edition (including all amendments) applies to this document.

GB/T 1600 Determination of pesticides moisture

GB/T 1604 commodity pesticide acceptance rules

Commercial pesticides sampling method

GB 3796 Pesticide packaging General

Laboratory use specifications and test methods for analysis GB/T 6682-2008

Representation and determination of rules for repair of numerical values and limit values GB/T 8170-2008

GB/T 19138 Determination of pesticides acetone insoluble

GB/T 28135 Pesticide acid (base) method of determination of indicator method

3 Requirements