Author: OECD
Publisher: OECD Publishing
ISBN: 9264203788
Category :
Languages : en
Pages : 24
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Book Description
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
ISBN: 9264070109
Category :
Languages : en
Pages : 18
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Book Description
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 ,at least, five concentrations of the ...
Author: OECD
Publisher: OECD Publishing
ISBN: 9264070141
Category :
Languages : en
Pages : 20
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Book Description
In this Short-term Toxicity Test on Fish Embryo and Sac-Fry Stages, the life stages from the newly fertilized egg to the end of the sac-fry stage are exposed. The embryo and sac-fry stages of fish are exposed to five concentrations of the test ...
Author: OECD
Publisher: OECD Publishing
ISBN: 9264122362
Category :
Languages : en
Pages : 44
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Book Description
This Test Guideline describes an assay that assesses early life-stage effects and potential adverse consequences of putative endocrine disrupting chemicals (e.g. oestrogens, androgens and steroidogenesis inhibitors) on fish sexual development. In ...
Author: OECD
Publisher: OECD Publishing
ISBN: 9264069968
Category :
Languages : en
Pages : 10
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Book Description
The fish are exposed to the test substance preferably for a period of 96 hours. Mortalities are recorded at 24, 48, 72 and 96 hours and the concentrations which kill 50 per cent of the fish (LC50) are determined where possible. One or more species ...
Author: OECD
Publisher: OECD Publishing
ISBN: 9264203702
Category :
Languages : en
Pages : 22
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Book Description
The test method described in this Test Guidelineis inteneded to determine the acute or letal toxicity of chemicals on embryonic stages of fish (Danio rerio). Newly fertilised zebrafish eggs are exposed to the test chemical for a period of 96 hrs ...
Author: OECD
Publisher: OECD Publishing
ISBN: 9264070206
Category :
Languages : en
Pages : 16
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Book Description
This Test Guideline is designed to assess the effects of prolonged exposure to chemicals on the growth of juvenile fish. Juvenile fish in exponential growth phase are placed, after being weighed, in test chambers and are normally exposed to five ...
Author: OECD
Publisher: OECD Publishing
ISBN: 9264069984
Category :
Languages : en
Pages : 9
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Book Description
This Test Guideline presents guidance for measurement of lethal and other observed effects in fish exposed to test substances. It may be used in place of Test Guideline 203 if a longer observation period is considered useful and appropriate and the ...
Author: OECD
Publisher: OECD Publishing
ISBN: 9264242252
Category :
Languages : en
Pages : 53
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Book Description
This Test Guideline describes the Medaka Extended One Generation Test (MEOGRT), which exposes fish over multiple generations to give data relevant to ecological hazard and risk assessment of chemicals, including suspected endocrine disrupting chemicals (EDCs). Exposure in the MEOGRT starts with ...
Author: OECD
Publisher: OECD Publishing
ISBN: 9264067353
Category :
Languages : en
Pages : 31
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Book Description
This Test Guideline is designed to assess the effects of prolonged exposure to sediment-associated chemicals on the reproduction and the biomass of the endobenthic oligochaete Lumbriculus variegatus (Müller). The method is described for static test ...
