Standard No.:	GB/T 13917.4-2025
English Name:	Laboratory efficacy test methods and criterions of public health insecticides for pesticide registration—Part 4: Mosquito coil
Chinese Name:	农药登记用卫生杀虫剂室内药效试验及评价 第4部分：蚊香
Chinese Classification:	B17    Pesticide management and application method
Professional Classification:	GB    National Standard
Source Content Issued by:	SAMR; SAC
Issued on:	2025-8-29
Implemented on:	2026-3-1
Status:	valid
Superseding:	GB/T 13917.4-2009 Laboratory efficacy test methods and criterions of public health insecticides for pesticide registration - Part 4: Mosquito coil
Target Language:	English
File Format:	PDF
Word Count:	4500 words
Translation Price(USD):	135.0
Delivery:	via email in 1~3 business day

GB/T 13917.4-2025 Laboratory efficacy test methods and criterions of public health insecticides for pesticide registration—Part 4: Mosquito coil English, Anglais, Englisch, Inglés, えいご This is a draft translation for reference among interesting stakeholders. The finalized translation (passing through draft translation, self-check, revision and verification) will be delivered upon being ordered. ICS 65. 100 CCS B 17 GB/T 13917.4-2025 replaces GB/T 13917.4-2009 Laboratory efficacy test methods and criteria for public health insecticides for pesticide registration—Part 4: Mosquito coil Issued on 2025-08-29; Implemented on 2026-03-01 Issued by the State Administration for Market Regulation and the Standardization Administration of China Contents Foreword Introduction 1 Scope 2 Normative references 3 Terms and definitions 4 Test materials 5 Instruments and equipment 6 Test conditions 7 Test procedures 8 Calculations 9 Evaluation criteria 10 Results and report preparation Laboratory efficacy test methods and criteria for public health insecticides for pesticide registration—Part 4: Mosquito coil 1 Scope This document specifies the laboratory efficacy test methods and evaluation criteria for mosquito coils used in pesticide registration. This document applies to the determination and evaluation of the efficacy of mosquito coils against mosquitoes through fumigation during pesticide registration. 2 Normative references The following documents contain provisions which, through reference in this text, constitute essential provisions of this document. For dated references, only the editions cited apply. For undated references, the latest edition (including any amendments) applies. GB/T 19378—2017 Pesticide formulation names and codes GB/T 31721—2015 Terms and classification of vector control NY/T 1964.2 Laboratory rearing methods for test insects of public health insecticides for pesticide registration—Part 2: Culex pipiens pallens and Culex pipiens quinquefasciatus 3 Terms and definitions Terms and definitions established in GB/T 19378—2017 and GB/T 31721—2015, as well as the following, apply to this document. 3.1 Mosquito coil A spiral-shaped disk formulation that does not produce open flames when ignited (smoldered) and releases active ingredients into the space through smoke. [Source: GB/T 19378—2017, 2.5.3.2] 3.2 Susceptible strain A relatively homogeneous test insect population that remains sensitive to insecticides due to no prior exposure to them. [Source: GB/T 31721—2015, 4.5.4.18] 3.3 Median knockdown time (KT50) The time required to knockdown 50% of the target population under a specific drug dose. [Source: GB/T 31721—2015, 4.5.4.26, modified] 4 Test materials 4.1 Test pesticide Specify the pesticide's Chinese/English common name or code, formulation type, active ingredient content, manufacturer, production date or batch number, etc. 4.2 Target test organism Culex pipiens pallens (northern regions) or Culex pipiens quinquefasciatus (southern regions). Raise the susceptible strain test insects according to the methods in NY/T 1964.2. Select non-blood-fed female adults weighing (2.0 ± 0.2) mg on the 3rd to 5th day after emergence.