Dangerous Goods List (ADR, Chap. 2(b)(i) - Hazardous Agents, EU Ecolabels - Restrictions for Hazardous Substances/Mixtures, Protection of Pregnant and Breastfeeding Workers Directive, Annex I+II, Workplace Signs - minimum requirements & signs on containers and pipes, Waste Framework Directive, Annex III - Waste - Hazardous Properties, Carc and Muta Directive, Annex I - Substances, Mixtures & Processes, Fertiliser Regulation- Annex I, E.3 (chelating and complexing agents), Candidate List, Authorisation list, Pre-Registration process, Other, Inland Transport of Dangerous Goods Directive, Annex I - ADR, Inland Transport of Dangerous Goods Directive, Annex II - RID, CAD - Chemical Agents Directive, Art. Ammonium dichromate may be harder to obtain as it is flammable and therefore there may be an additional HAZMAT charge. Ammonium dichromate is a flammable inorganic compound with the chemical formula (NH 4) 2 Cr 2 O 7. The salt is popular in the laboratory because it is not deliquescent, in contrast to the … EC Number 232-143-1. Information on applicable regulatory frameworks is also automatically generated and may not be complete or up to date. AMMONIUM DICHROMATE: ICSC: 1368: PHYSICAL & CHEMICAL INFORMATION; Physical State; Appearance ORANGE-TO-RED CRYSTALS. Ce site n'est pas entièrement compatible avec Internet Explorer 7 (ni avec les versions antérieures). – kaufen Sie diese Illustration und finden Sie ähnliche Illustrationen auf Adobe Stock CTK5I1590. Since ammonium has +1 electrical charge, two ammonium ions are required to balance the -2 charge of... See full answer below. 2(b)(i) - Hazardous Agents, EU Ecolabels - Restrictions for Hazardous Substances/Mixtures, Protection of Pregnant and Breastfeeding Workers Directive, Annex I+II, Workplace Signs - minimum requirements & signs on containers and pipes, Waste Framework Directive, Annex III - Waste - Hazardous Properties, Carc and Muta Directive, Annex I - Substances, Mixtures & Processes, Fertiliser Regulation- Annex I, E.3 (chelating and complexing agents), Chromic acid (H2Cr2O7), ammonium salt (1:2), Dichromic acid (H2Cr2O7), diammonium salt, diammonium [(oxidodioxochromio)oxy]chromiumoylolate, diazanium;oxido-(oxido(dioxo)chromio)oxy-dioxochromium, EC Inventory, C&L Inventory, Candidate List, Authorisation list, Registration dossier, Pre-Registration process, Other, CAD - Chemical Agents Directive, Art. The CLP Regulation makes sure that the hazards presented by chemicals are clearly communicated to workers and consumers in the European Union. Harmonisation is based on the substance’s physical, toxicological and eco-toxicological hazard assessment. Additional Names: Ammonium bichromate. ; Ammonium bichromate, Size: 100g. This information is only displayed if the substance is well–defined, its identity is not claimed confidential and there is sufficient information available in ECHA’s databases for ECHA’s algorithms to generate a molecular structure. More information about CAS and the CAS registry can be found here. Product: Ammonium Dichromate. Information on precautionary measures and the safe use is submitted by the registrant of a substance and the registrant is solely responsible for its accuracy and completeness. sur la façon dont nous utilisons les cookies. Substances listed in the EINECS, ELINCS, or NLP inventories. 2(b)(i) - Hazardous Agents, EU Ecolabels - Restrictions for Hazardous Substances/Mixtures, Protection of Pregnant and Breastfeeding Workers Directive, Annex I+II, Workplace Signs - minimum requirements & signs on containers and pipes, Waste Framework Directive, Annex III - Waste - Hazardous Properties, Carc and Muta Directive, Annex I - Substances, Mixtures & Processes, Fertiliser Regulation- Annex I, E.3 (chelating and complexing agents), C&L Inventory, Candidate List, Pre-Registration process, Other, Inland Transport of Dangerous Goods Directive, Annex I - ADR, Inland Transport of Dangerous Goods Directive, Annex II - RID, CAD - Chemical Agents Directive, Art. Ammonium dichromate is sometimes known as Vesuvian Fire, because of its use in demonstrations of tabletop "volcanoes". In that case, the ATP (Adaptation to Technical Progress) number is displayed. Title: Ammonium Dichromate(VI) CAS Registry Number: 7789-09-5. Required fields are marked *. The ‘Properties of concern’ section shows ECHA-assigned graphical indicators for certain substance properties that are regarded as being of relevance or importance to human health and/or the environment based on the information provided to the Agency. If the substance was not covered by the EC Inventory, ECHA attributes a list number in the same format, starting with the numbers 6, 7, 8 or 9. OP. Reacts violently with organic solvents. Dichromate is similar, but it contains two chromium atoms and seven oxide atoms (therefore, Cr 2 O 7). As with all hexavalent chromium compounds, it is acutely and chronically harmful to health. A toxic chemical salt used to sensitize organic emulsionssuch ad gelatin to the hardening effect of actinic light. While the harmonized list covers many hazardous substances, other ones not listed may also meet the classification criteria in accordance with the CLP. Be sure to enclose the polyatomic ion in parentheses if more than one such ion is needed to balance the oppositely charged ions. In these cases, Infocards may not identify all substances in the group.Therefore it does not represent official and legally–binding information. Properties Of Ammonium Dichromate. Ammonium dichromate agent detailed information in Haz-Map database. Public (risk management) activities co-ordination table. 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. 2(b)(i) - Hazardous Agents, Carc and Muta Directive, Annex I - Substances, Mixtures & Processes, EU Ecolabels - Restrictions for Hazardous Substances/Mixtures, Inland Transport of Dangerous Goods Directive, Annex I - ADR, Inland Transport of Dangerous Goods Directive, Annex II - RID, Inland Transport of Dangerous Goods Directive, Annex III, ADN, Protection of Pregnant and Breastfeeding Workers Directive, Annex I+II, Physical, Biological and Chemical Agents & Processes and Work, Workplace Signs - minimum requirements & signs on containers and pipes, Waste Framework Directive, Annex III - Waste - Hazardous Properties, Previous consultations on ECHA’s Executive Director Requests to the Committees, Projet de recommandation pour l’inclusion dans la liste d’autorisation et la consultation, Consultations relatives au projet de rapport, Classification et étiquetage harmonisés - consultations, Restrictions soumises actuellement à l'examen, Consultation suite à la demande du directeur exécutif de l'ECHA, Appels à soumettre commentaires et preuves, Consultation sur les éventuelles substances dont la substitution est envisagée, Consultation sur les dérogations aux critères d’exclusion, Consultations faisant suite à des demandes adressées par le directeur exécutif de l’ECHA aux comités, Consultation sur un projet de recommandation pour la modification des entrées figurant dans la liste d’autorisations, Consultations dans le cadre de la procédure d’autorisation, Identification des susbtances extrêmement préoccupantes, Occupational exposure limits - Call for comments and evidence, Occupational exposure limits - Previous calls for comments and evidence, Occupational exposure limits – Consultations on OEL recommendation, Derogations for the protection of cultural heritage, Registry of restriction intentions until outcome, Activités actuellement menées par l’ECHA sur les restrictions, Activités achevées par l’ECHA sur les restrictions, Évaluation des substances - plan d'action continu communautaire, Informations sur les substances énumérées dans la liste des substances candidates qui sont présentes dans des articles, Substances actives contenues dans les produits biocides, Informations du règlement sur les substances existantes (ESR), Évaluations PBT/vPvB dans le cadre de l'ancienne législation de l'UE relative aux produits chimiques, Avis adoptés et consultations antérieures sur des demandes d’autorisation, Avis adoptés sur des propositions de restriction, Mapping exercise – Plastic additives initiative, Exemples pratiques de scénarios d'exposition, Exemples pratiques de rapports sur la sécurité chimique. Na2Cr2O7 + 2 KCl → K2Cr2O7 + 2 NaCl. You have to know that dichromate is O3Cr-O-CrO3 and it has a charge of 2- hence [Cr2O7]^-2[Cr] - 7 × (7O^2-) = 2- . Substances indicated, in 2009, as being intended to be registered by at least one company in the EEA. 9 years ago. (what is Ammonium Dichromate) अमोनियम डाइक्रोमेट एक ज्वलनशील अकार्बनिक यौगिक है जिसका रासायनि� Note that this list is not exhaustive. More information about Classification and Labelling is available in the Regulations section of ECHA website. The ‘Hazard classification and labelling’ section shows the hazards of a substance based on the standardised system of statements and pictograms established under the CLP (Classification Labelling and Packaging) Regulation. Description: Ammonium dichromate, ACS reagent, CAS No 7789-09-5, MW 252.07, Molecular formula H8 Cr2 N2 O7, Appearance (Color) Orange-red, Form Crystalline powder, Titration Iodometric >=99.5 %, Synonyms: Ammonium dichromate (VI). GeorgeSiO2 . Molecular Formula. Additionally, the classification provided by companies to ECHA in REACH registrations identifies that this substance may damage fertility or the unborn child. REACH registration dossiers have greater data requirements (such as supporting studies) than do notifications under CLP. 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This substance is used in the following areas: scientific research and development. The chemical structure for the compound is given as below. Substances for which an agreed set of classification and labelling data has been agreed at EU level by Member States. Ammonium dichromate - formula (NH4)2Cr2O7. It applies the European Agreements on the international transport of dangerous goods by road (ADR) and inland waterways (ADN), and the Regulations concerning the international carriage of dangerous goods by rail (RID). 6(6), Reg. La section «Support» fournit des outils et des orientations pratiques aux entreprises ayant des responsabilités dans le cadre de la législation de l’UE relative aux produits chimiques. Dichromate is similar, but it contains two chromium atoms and seven oxide atoms (therefore, Cr 2 O 7).. Chromate and dichromate are strongly oxidizing in acidic conditions, but weakly oxidizing in basic conditions. 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. Chemical Agents: Annexes I & II, Dir. Ammonium dichromate | Cr2H8N2O7 | CID 24600 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, safety/hazards/toxicity information, supplier lists, and more. This substance is registered under the REACH Regulation and is manufactured in and / or imported to the European Economic Area, for intermediate use only. restriction on "Lead and its compounds"). InfoCards are generated automatically based on the data available at the time of generation. Write the formula for each of the following compounds: a. chromium(VI) oxide b. disulfur dichloride c . It forms yellow, monoclinic crystals; made from ammonium hydroxide and ammonium dichromate; used in photography as a sensitizer for gelatin coatings. Hope my answer is helpful. EC number: 232-143-1 | CAS number: 7789-09-5 . ECHA has no public registered data on the routes by which this substance is most likely to be released to the environment. Ammonium dichromate is a bright orange red crystalline solid. Ammonium dichromate is a bright orange red crystalline solid. Molecular Weight: 252.06. It does not represent a new labelling, classification or hazard statement, neither reflect other factors that affect the susceptibility of the effects described, such as duration of exposure or substance concentration (e.g. It is a weak acid. The quality and correctness of the information submitted to ECHA remains the responsibility of the data submitter. Chromium Oxide Ash Left After Ammonium Dichromate Volcano Burns The solid product … At room temperature and pressure, the compound exists in orange color acidic crystals that are soluble in water and alcohol. 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. Line Formula: (NH 4) 2 Cr 2 O 7. 2 [Cr] - 7 × (7O^2-) = 2- . It reacts with combustible and reducing materials. 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). 66/2010/EC, L 27/1, 30 Jan 2010 (T. 3 of Anx VI to CLP; Candidate List of SVHCs), EU. Other Names: Ammonium Bichromate, Ammonium Pyrochromate . Quantity: Between 100g and 1000g (Use the drop down menu above to chose amount) Purity: ACS Grade >99.5% Purity. Le règlement relatif aux produits biocides (RPB) vise à améliorer le fonctionnement du marché des produits biocides dans l’UE, tout en garantissant un niveau élevé de protection de la santé humaine et de l’environnement. Substances for which industrial accident prevention and reporting requirements have been established. The EU Ecolabel may not be awarded to substances or mixtures classified as such. The database represents a non-exhaustive list of such substances based on: 1) agents of risk groups 3 and 4 under Directive 2000/54/EC; 2) Table 3 of Annex VI to the CLP Regulation; 3) and Annex I of Directive 2004/37/EC. 4.Its overall charge is -2 from substance identification information from all ECHA databases ) and industrial! 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