Примеры использования Toxicity data на Английском языке и их переводы на Русский язык
{-}
-
Official
-
Colloquial
Adequate chronic toxicity data available.
Toxicity data are available for soil microorganisms, plants and earthworms.
Adequate chronic toxicity data not available.
Toxicity data used to determine CTVs and ENEVs are summarized in Table 7 in the Canadian supporting documentation.
Iii Substances for which adequate chronic toxicity data are not available.
Люди также переводят
The available mammalian toxicity data allow a PNEC for secondary poisoning of 1 mg/kg food to be derived.
Non-rapidly degradable substances(see Note 4)for which there are adequate chronic toxicity data available.
One expert noted the paucity of toxicity data, but supported the Task Force conclusion;
Chronic toxicity data are less available than acute data and the range of testing procedures less standardized.
Review of proposed substitutes for ozone-depleting substances is based on atmospheric effects,exposure assessments, toxicity data, flammability and other environmental impacts.
When there are adequate chronic toxicity data(ECx or NOEC) available for the mixture as a whole showing ECx or NOEC of the tested mixture<= 1 mg/l.
Ii High toxicity(NOAELs as low as 0.3 mg/kg body weight/day)- and ecotoxicity(NOEC below 1 ug/l)(Refs. 5 and 6), measured field levels in earthworms(0.3 mg/kg for a soil containing 80 ug/kg)comparable to mammalian toxicity data.
Nevertheless, it has been recognized that chronic toxicity data, if available, should be preferred in defining the long-term hazard category.
Available toxicity data shows that BDE-209, similar to other PBDEs, may act as an endocrine disruptor, and interfere with TH homeostasis in fish, amphibians, rat, mice and humans, and possibly steroid hormone homeostasis.
As for the risk characterization for workers,there are considerable uncertainties associated with the toxicity data available and the approach to the risk characterization for a bioaccumulative substance.
Chronic toxicity data are less available than acute data and the range of testing procedures less standardized.
Many of these countries may have access to internationally available information about chemicals(e.g. toxicity data), but they often do not have information about the flow(e.g. emissions, transfers) of chemicals within their borders.
If adequate chronic toxicity data are available for all three trophic levels this can be used directly to determine an appropriate chronic hazard category;
NOTE 2: Substances are classified in the various chronic categories unless there are adequate chronic toxicity data available for all three trophic levels above the water solubility or above 1 mg/l."Adequate" means that the data sufficiently cover the endpoint of concern.
When adequate toxicity data are available for more than one ingredient in the mixture, the combined toxicity of those ingredients may be calculated using the following additivity formulas(a) or(b), depending on the nature of the toxicity data. .
In general, it has been agreed that freshwater and marine species toxicity data can be considered as equivalent data and are preferably to be derived using OECD Test Guidelines or equivalent according to the principles of Good Laboratory Practices GLP.
If adequate chronic toxicity data are available for one or two trophic levels, it should be examined if acute toxicity data are available for the other trophic levels.
Where the lowest acute aquatic toxicity data are below 100 mg/l andno adequate chronic toxicity data are available, it is necessary.
The risk quotients compare toxicity data(estimated no-effect values) to estimated exposure values based on empirical data from Canada.
A9.2.4.3 If chronic aquatic toxicity data are available, cut-off values will depend on whether the substance is rapidly degradable or not.
When there are adequate chronic toxicity data(ECx or NOEC) available for the mixture as a whole showing ECx(s) or NOEC(s) of the tested mixture> 1mg/l or above the water solubility.
The weight of evidence of available toxicity data shows that decaBDE alone and/ or in concert with its debromination products have the potential to damage human health and/or the environment.
However, where adequate chronic toxicity data exist, this shall be used in preference over the classification based on the combination of acute toxicity with degradability and/or bioaccumulation.
In general, freshwater and marine species toxicity data can be considered as equivalent data and are preferably to be derived using OECD Test Guidelines or equivalent according to the principles of Good Laboratory Practices GLP.
In absence of adequate chronic toxicity data, the subsequent step is to combine two types of information, i.e. acute toxicity data and environmental fate data(degradability and bioaccumulation data) see Figure 4.1.1.