久久久亚洲一区二区三区_久久久久久一区二区精品_精品国产亚洲伊人久久_国产成人午夜在线观看视频_曰韩无码精品免费视频一区二区 _另类专区亚洲97在线视频_色综合色99re国产_www.伊人久久久久久_segui久久综合精品_1024精品视频在线_久久久久久国产三级精品_天堂av无码av日韩av_免费观看A黄一级视频新朋友 _久久天天亚洲综合网1_玩弄老年妇女过程

產(chǎn)品詳情

  • 產(chǎn)品名稱：Kearns and March knockdown chamber

  • 產(chǎn)品型號：
  • 產(chǎn)品廠商：英國BURKARD
  • 產(chǎn)品文檔：
你添加了1件商品 查看購物車
簡單介紹：
Kearns and March knockdown chamber
詳情介紹：

Kearns and March knockdown chamber

Category:PRECISION DISPENSING EQUIPMENT

Product Description

For evaluating fly sprays based on the technique described in Soap and Sanitary Chemicals (Feb 1943) Vol. 19 p 101-104, 128 with certain modifications.

The dosage for mortality tests is 0.2 ml per sprayer (total 0.4 ml). The percentage mortality obtained with the official test insecticide at a dosage of 0.4 ml should be between 30 per cent and 55 per cent. Under different conditions of fly breeding and testing it might be necessary to vary the dosage in order to obtain kills within this range.

姓名：
電話：
您的需求：