Substances listed in the EINECS, ELINCS, or NLP inventories. Examples include recommended measures on fire-fighting, transport and recycling and disposal. Bien que l'ECHA fournisse énormément de matériel en ligne dans votre langue, une partie de cette page n'est disponible qu'en anglais. 49,9 % (eau, 100 °C)[3]. ECHA maintains the C&L Inventory, but does not review or verify the accuracy of the information. Transfer structure to query page; Find similar structures; Na + Find parent, salts, and hydrates; Enlarge the structure; 3D View 3D structure; Substance Name: Potassium dichromate RN: 7778-50-9 UNII: T4423S18FM InChIKey: KMUONIBRACKNSN-UHFFFAOYSA-N. Fermer Pour en savoir plus sur la façon dont nous utilisons les cookies. If a substance is classified under multiple CLH entries, a link to the C&L Inventory is provided to allow users to view CLH information associated with the substance and no text is automatically generated for the InfoCard. 2(b)(i), Directive 98/24/EC on Protection of Workers from Chemical Agent-related Risks, 5 May 1998 (Table 3 of Annex VI to CLP, as amended), EU. Au regard de la théorie du champ cristallin, l'ion dichromate ne devrait pas être coloré puisqu'il n'y a pas d'électron d sur le chrome. Release to the environment of this substance can occur from industrial use: in the production of articles, as an intermediate step in further manufacturing of another substance (use of intermediates), as processing aid, of substances in closed systems with minimal release, in processing aids at industrial sites, formulation of mixtures and manufacturing of the substance. inside a watch) or with very low concentrations considered not to pose risks to human health or the environment. Le dichromate de potassium, aussi appelé bichromate de potassium, est un solide ionique orange de formule K 2 Cr 2 O 7. REACH Annex XIV. Precautionary statements - describe recommended measures to minimise or prevent adverse effects resulting from exposure to a hazardous product or improper storage or handling of a hazardous product. Le dichromate de potassium provoque des allergies, surtout des eczémas atopiques ou de contact, chez les personnes sensibles au chrome. More information about Classification and Labelling is available in the Regulations section of ECHA website. Substances to be considered for potential authorisation at EU level. The per substance REACH registration status will be made available as soon as possible thereafter. 92/85/EEC on Pregnant Workers, 28 November 1992 (updated by table 3 of Annex VI to CLP, 5 Oct 2018), EU. InfoCards are updated when new information is available. Dans le cas de dichromate le mot est en effet constitué d'une racine grecque chrom(couleur) et d'un préfixe multiplicateur latin di (deux). It is used in quantitative analysis for the estimation of iron Supplier Information This database contains substances that have been assigned hazard property (HP) waste codes 1-15, as defined in terms of the hazard class & category, hazard (H) statement, and/or concentration limits provided in Annex III of the Waste Framework Directive (2008/98/EC). Substances may have impurities and additives that lead to different classifications. The type of uses and classifications may vary between different submissions to ECHA and for a full understanding it is recommended to consult the source data. Le potentiel rédox de référence du couple dichromate / chrome(III) est 1,33 V, ce qui le place juste au-dessus du couple O2 / H2. This list contains biological and chemical agents, in accordance with Art. L'ion dichromate est orangé et la couleur passe au vert (couleur des ions chrome III) avec la réaction, indiquant par là la présence ou non d'alcool. De plus amples informations sur la pratique multilingue de l'ECHA sont disponibles. the products in which the substance may be used) may refer to uses as intermediate and under controlled conditions, for which there is no consumer exposure. Vous y trouverez leurs propriétés dangereuses, leur classification et leur mode d’étiquetage, ainsi que des informations sur la façon de les utiliser en toute sécurité. The quality and correctness of the information submitted to ECHA remains the responsibility of the data submitter. While the harmonized list covers many hazardous substances, other ones not listed may also meet the classification criteria in accordance with the CLP. This is a non-exhaustive list of substances based on the Article 2 carcinogen and mutagen (CM) definitions and Annex I of Directive 2004/37/EC. The annexes to this directive provide detailed information about the minimum requirements for all safety and health signs. If generated, an InChI string will also be generated and made available for searching. Popular Documents: … Note. Note that this list is not exhaustive. Ce couple du chrome est donc limite instable sur le plan thermodynamique, mais cette instabilité n'est pas génante dans la pratique. Some substance identifiers may have been claimed confidential, or may not have been provided, and therefore not be displayed. This list is generated from hazardous substances listed in Directive 92/85/EEC and from table 3.2 of Annex VI of the CLP. The REACH registered substance data and the C&L Inventory portal will be upgraded from the 9th November. crystals of NaCl. Public (risk management) activities co-ordination table. Substances for which industrial accident prevention and reporting requirements have been established. Such notifications are required for hazardous substances, mixtures, or articles, manufactured or imported at over 1 kg per annum. dichromate is heated with any chloride salt in the presence of Conc H. It used in leather tanneries for chrome tanning. Other relevant information includes the following: To see the full list of notified classifications and to get more information on impurities and additives relevant to classification please consult the C&L Inventory. The CLP Regulation makes sure that the hazards presented by chemicals are clearly communicated to workers and consumers in the European Union.
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