EC10 / LC10 or NOEC for freshwater plants provides substance information on the substance’s effect concentration/lethal concentration for 10% of the tested freshwater plants or the no observed effect concentration for freshwater plants. This section provides ecotoxicological information compiled from all automatically processable data from REACH registration dossiers that is available to ECHA at the time of generation. EC10 / LC10 or NOEC for marine water algae provides substance information on the substance’s effect concentration/lethal concentration for 10% of the tested marine water algae or the no observed effect concentration for marine water algae. If more than one DNEL/DMEL is available the most conservative (i.e. Processable data is prioritised by the toxicity descriptor type (see list below) and subsequently further prioritised by duration (longer prioritised over shorter). This section summarises the Ecotoxicological information provided from all registered dossiers for the substance. Dissipation Half-life of parent compound provides substance information on the substance’s dissipation half-life for the parent compound per second/minute/hour/day/week/month/year. Remember to first determine whether the compound is ionic or molecular! More information about the EC Inventory can be found here. If impurities and/or additives have been identified, an informative sentence is displayed below the graphic. CAS names gives the name(s) provided to ECHA by the Chemical Abstracts Service, a division of the American Chemical Society, where available. Hazard to aquatic organisms provides information on the substance’s hazard assessment conclusion regarding aquatic organisms. If so, the data provided is not processed in the Brief Profile. Study results are not processed for carcinogenicity in the context of Brief Profiles due to the use of complex field(s) to report the information, which cannot be easily summarised by an automatic algorithm. Describe a polar covalent bond. Hazard statements were adapted to improve readability and may not correspond textually to the hazard statements codes description in the European Union Specific Hazard Statements (EUH) or, The (√- check mark)-icon indicates the classification is defined under. Degradation rate constant (OH Radicals) provides substance information on the substance’s degradation rate constant with OH Radicals as a reaction type in cm3molecule-1s-1, cm3molecule-1d-1, m3molecule-1s-1 or m3molecule-1d-1. Use of the information without obtaining the permission from the owner(s) of the respective information might violate the rights of the owner. Learn vocabulary, terms, and more with flashcards, games, and other study tools. Phototransformation in water provides information on the substance’s phototransformation in water in seconds/minutes/hours/days/weeks/months/years. Tetraphosphorus heptasulfide 3. When more than one result is available per endpoint the ‘worst case’ or most conservative of all the data values provided are displayed, applying a precautionary principal. Thus, you get diboron silicide, just like H2O is dihydrogen oxide. The Restriction list describes the conditions for the manufacture, placing on the market or use of certain substances, either on their own or in mixtures or articles. If there is more than one result with the same value, data is further prioritised by test type and endpoint conclusion. REACH registration dossiers have greater data requirements (support studies) than notifications under CLP. More detailed information is available in the dossiers. Long-term EC10 or LC10 or NOEC for terrestrial plants provides substance information on the substance’s effect concentration or lethal concentration (long term) for 10% of the terrestrial plants in the test, or the no observed effect concentration for terrestrial plants. This section provides toxicological information compiled from all automatically processable data from REACH registration dossiers that is available to ECHA at the time of generation. This Course has been revised! ... Covalent molecules do not conduct electricity because they do not contain... What is ions. subject to the Prior Informed Consent regulation, ECHA’s Guidance Chapter R.12: Use Descriptor system of ECHA’s Guidance on information requirements and chemical safety assessment, ECHA guidance chapter R.12: Use Descriptor system of ECHA Guidance on information requirements and chemical safety assessment, Guidance on the safe use of the substance, Endocrine disrupter testing in aquatic vertebrates – in vivo. Applicant’s summary and conclusion – Interpretation of results (inhalation). If on skin (or hair): take off immediately all contaminated clothing. Processable data is prioritised by the toxicity descriptor type (see list below) and subsequently further prioritised by duration (in hours, longer prioritised over shorter). Values are displayed in milligram per litre. In fact, many covalent compounds are liquids or gases at room temperature, and, in their solid states, they are typically much softer than ionic solids. This section summarises the values related to phototransformation in water from all registered dossiers for the substance. Processable data is prioritised by the toxicity descriptor type (see list below) and subsequently further prioritised by duration (longer prioritised over shorter). EC10 / LC10 or NOEC for freshwater sediment provides substance information on the substance’s effect concentration/lethal concentration for 10% of the model organisms feeding off the freshwater sediment or the no observed effect concentration for of the model organisms feeding off the freshwater sediment. for charge, stereo–chemical and/or isotopic information. EC10 / LC10 or NOEC for freshwater invertebrates provides substance information on the substance’s effect concentration/lethal concentration for 10% of the tested freshwater invertebrates or the no observed effect concentration for freshwater invertebrates. H atm provides substance information on the substance’s Henry’s Law Constant in atm at temperature measured in °C and a pressure measured in Pascal. This section displays the values related to repeated dose toxicity from all registered dossiers for the substance. Tap density provides substance information on the bulk density per grams per millilitre at a temperature measured in °C. 400. Calcium hydroxide--ionic, but the hydroxide ion has a covalent bond in it. EC/LC50 for freshwater sediment provides substance information on the substance’s effect concentration or lethal concentration for 50% of the model organisms feeding off the freshwater sediment, generally displayed in milligrams per kilogram (dry weight). List of substances proposed as POPs - Indicates if the substance has been proposed for its inclusion in the Stockholm Convention or if a proposal is under preparation in the European Union. Naming Ionic and Covalent Compounds This will test your ability to name ionic and molecular compounds. The brief profile is based on non-confidential data contained in ECHA’s databases at the time of generation. Percentage distribution in the Media displays the values attributed by the registrants to the following options: For this endpoint registrants do not provide summaries that are processable for the Brief Profile.Type of study provided. LC50 for marine water invertebrates provides substance information on the substance’s lethal concentration for 50% of the marine water invertebrates in the test, displayed in milligram per litre. Assume each compound is ... between 0.4 and 1.7 is polar covalent, and above 1.7 is ionic. Murillo, and M. Bochmann, in. Since the source data can be updated at any time while the Brief Profiles are updated at intervals, a slight delay in the publication of information may occur. Study data not processed for brief profile. Brief Profile - Last updated: 06/02/2021 Print. If there are additives and impurities relevant for the substance classification, these are also indicated. 100. PNEC sediment, data displayed in milligram per kilo sediment (dry weight). Long-term EC10 or LC10 or NOEC for soil dwelling arthropods provides substance information on the substance’s effect concentration or lethal concentration (long term) for 10% of the soil dwelling arthropods in the test, or the no observed effect concentration for soil dwelling arthropods. Of the minority indicating the property of concern, most indicate that it may relate to an impurity or additive rather than the substance itself. For sections such as substance use, chemical properties and the classification and labelling of substances, the quantity and quality of the information is the responsibility of manufacturers and importers. This section provides an overview of the type of study records behind the presented results and – if applicable - data-waving justifications. Displayed are the RANGES of min – max of the PRIORITISED value(s) within the five highest priority groupings of provided data. This section summarises the values related to long term toxicity to fish from all registered dossiers for the substance. Processable data for study results is prioritised by dose descriptor type (see list below) and subsequently further prioritised by the test species. If so, the data provided is not processed for the Brief Profile. Other identifiers . Displayed are the RANGES of min – max of the PRIORITISED value(s) within the five highest priority groupings of provided data. More information on processable studies and data-waiving is available in the section help of the ‘Scientific properties’ header . There is broad agreement in that a majority of data submitters agree this substance is Toxic to Reproduction (66.67% of REACH registrations). However, substance notifications in the Brief Profile are aggregated independently of the impurities and additives. there is no manual verification or assessment of the correctness of the data. Sodium permanganate--ionic. Ionic, Covalent, and Metallic Bonds; Previous Topic Next Topic. This section summarises the values related to toxicity to soil microorganisms from all registered dossiers for the substance. If there is more than one result with the same value, data is further prioritised by test type and endpoint conclusion. Remove contact lenses if present and easy to do – continue rinsing. In IUPAC nomenclature, prefixes, suffixes and infixes are used to describe the type and position of functional groups in the substance. For this endpoint registrants do not provide study result data. BOD5 provides substance information on the substance’s BOD5 values displayed in O2 (milli)gram per gram test material. This section summarises the values related to toxicity to aquatic plants (other than algae) from all registered dossiers for the substance. 400. Displayed are the RANGES of min – max of values (provided in %). Applicant’s summary and conclusion – Interpretation of results (oral). Each InChI string starts with the InChI version number followed by the main layer. There is no overall agreement among data submitters, but a minority indicate they consider this substance as Respiratory sensitising (33.33% of REACH registrations). Al2(SO3)3 Values provided in ppb and Vol% are provided separately. 1.6), oxidising: maximum burning rate equal or higher than reference mixture, oxidising: vigorous reaction in preliminary test. Arsenic trioxide, sold under the brand name Trisenox among others, is an inorganic compound and medication. This substance is used in the following products: metals and semiconductors. ALTICHEM, 4 Rue Jacques Vaucanson 95310 SAINT-OUEN-L'AUMÔNE VAL D'OISE France, Aurubis AG, Hovestrasse 50 20539 Hamburg Hamburg Germany, B-Lands Consulting (811244-6), World Trade Center, 5 Place Robert Schuman - BP 1516 38025 Grenoble France France, Boliden Kokkola Oy, Sinkkiaukio 1 67900 Kokkola Finland, Nordenhamer Zinkhütte GmbH, Johannastr. See information under ‘Applicant’s summary and conclusion – interpretation of results (oral)’. arsenic oxide. Displayed are the RANGES of min – max of the PRIORITISED value(s) within the five highest priority groupings of provided data. Due to ongoing appeals, all registrations flagged as revoked are published as, In the case of a merge between two companies having a registration for the same substance, the higher tonnage band registration is maintained as active, and the other registration is, Stability in organic solvents and identity of relevant degradation products, Storage stability and reactivity towards container material, Environmental data (monitoring data/field studies), Additional information on environmental fate and behaviour, Skin irritation/corrosion (study results), Respiratory sensitisation (study results), Repeating dose toxicity oral/inhalation/dermal/other routes (study results), EINECS (European INventory of Existing Commercial chemical Substances) List, ELINCS (European LIst of Notified Chemical Substances) List.
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