GB/T 13917.10-2009 English PDF (GBT13917.10-2009)

This Part of GB/T 13917 specifies the efficacy measurement methods and evaluation criterions for sanitary pesticides at analogous site. This Part is applicable to the efficacy measurement and evaluation of sanitary pesticides against mosquitoes, flies, cockroaches, ants at analogous site, when registering pesticides. 2 Test materials Use standard test insects of sensitive strains raised in the laboratory. 2.1 Mosquitoes Culex pipiens pallens (northern region) or Culex pipiens quinque fasciatus (southern region), which are female adults that do not feed on blood on the 3rd to 5th day after emergence. 2.2 Flies Musca elegans, which is an adult on the 3rd to 4th day after emergence, half male and half female. 2.3 Cockroach Blattella germanica, which is a 10th to 15th day adult, half male and half female. 2.4 Ants The small yellow house ant (Monomorium pharaonis), which is a worker ant that is more than 3 days old. 3 Instruments and equipment 3.1 Analogous site GB/T 13917.10-2009 www.ChineseStandard.net ? Buy True-PDF ? Auto-delivery. Page 6 of 10 An approximately square room, which has a volume of 28 m3 and a height of not less than 2.5 m. At least two opposite walls shall be equipped with sealed glass windows, that allow observation of all corners. 3.2 Hanging cage Cylindrical shape, diameter 150 mm, height 250 mm, surrounded by 12 mesh gauze. 3.3 Colorless transparent cylinder Cylindrical shape, diameter 200 mm ~ 270 mm, height 140 mm ~ 170 mm. 3.4 White enamel bucket Diameter 400 mm, height 400 mm. 4 Test method 4.1 Test conditions Temperature, (26 ¡À 1) ¡ãC; Relative humidity, 65% ¡À 10%. 4.2 Test procedures for spray fluids and aerosols 4.2.1 Mosquitoes and flies At the analogous site (3.1), a total of 5 hanging cages (3.2) are placed at 1.5 m from the ground 0.5 m from the two adjacent walls, at 4 vertically intersecting points and the center. Release 20 test insects in each cage. After the test insect returns to normal activities, the tester wears protective cloth...