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Author : OECD
Publisher : OECD Publishing
Page : 11 pages
File Size : 26,43 MB
Release : 2017-10-09
Category :
ISBN : 9264284109
This Test Guideline describes a method to assess effects of a test chemical on the phagocytotic activity of activated sludge containing protozoan organisms under defined conditions in the presence of different concentrations of the test chemical. The principle of biological sewage-treatment ...
Author : OECD
Publisher : OECD Publishing
Page : 0 pages
File Size : 32,84 MB
Release : 2017-10-09
Category :
ISBN : 9789264284104
This Test Guideline describes a method to assess effects of a test chemical on the phagocytotic activity of activated sludge containing protozoan organisms under defined conditions in the presence of different concentrations of the test chemical. The principle of biological sewage-treatment ...
Author : OECD
Publisher : OECD Publishing
Page : 12 pages
File Size : 47,90 MB
Release : 2017-10-09
Category :
ISBN : 9264284125
This Test Guideline describes a method to assess effects of a test chemical on the phagocytotic activity of activated sludge containing protozoan organisms under defined conditions in the presence of different concentrations of the test chemical. The principle of biological sewage-treatment ...
Author : OECD
Publisher : OECD Publishing
Page : 7 pages
File Size : 22,75 MB
Release : 1998-09-21
Category :
ISBN : 9264070184
This Test Guideline is a laboratory test method, designed to assess the acute contact toxicity of pesticides and other chemicals to adult worker honeybees. Anaesthetized adult worker honeybees are exposed to five doses in a geometric series of the ...
Author : OECD
Publisher : OECD Publishing
Page : 8 pages
File Size : 25,68 MB
Release : 1998-09-21
Category :
ISBN : 9264070168
This Test Guideline is a laboratory test method, designed to assess the oral acute toxicity of pesticides and other chemicals, to adult worker honeybees. Adult worker honeybees are exposed to five doses in a geometric series of the test substance ...
Author : OECD
Publisher : OECD Publishing
Page : 10 pages
File Size : 21,20 MB
Release : 2013-07-26
Category :
ISBN : 9264203729
This Test Guideline (TG) describes a honey bee brood acute toxicity test under laboratory conditions. The method aims at the determination of the lethal dose (72-h LD50) following single exposure of larvae to a chemical. On day 1 (D1) of the study ...
Author : OECD
Publisher : OECD Publishing
Page : 9 pages
File Size : 12,58 MB
Release : 1984-04-04
Category :
ISBN : 9264070044
This Test Guideline includes two methods: a paper contact toxicity test and an artificial soil test. The recommended specie is Eisenia foetida (Michaelsen). The initial screening test (filter paper contact test) involves exposing earthworms to test ...
Author : OECD
Publisher : OECD Publishing
Page : 9 pages
File Size : 10,22 MB
Release : 2017-10-09
Category :
ISBN : 9264284087
This Test Guideline describes a method to assess effects of a test chemical on the phagocytotic activity of activated sludge containing protozoan organisms under defined conditions in the presence of different concentrations of the test chemical. The principle of biological sewage-treatment ...
Author : OECD
Publisher : OECD Publishing
Page : 24 pages
File Size : 42,68 MB
Release : 2013-07-26
Category :
ISBN : 9264203788
The test method described in this Test Guideline, is intended to define the lethal and sub-lethal effects of chemicals on the early life stages of the species tested. The early-life stages of fish are exposed to five concentrations of the test ...
Author : OECD
Publisher : OECD Publishing
Page : 14 pages
File Size : 49,36 MB
Release : 2002-02-08
Category :
ISBN : 926407094X
A principle of the method is that in the main study only moderately toxic doses are used, and the administration of doses that are expected to be lethal should be avoided. This Guideline is intended primarily for use with rat. Groups of animals of a ...